Home / 752,179.16-1,038,001.15-408,014.24

Finding the Fourth Proportional to 752,179.16, 1,038,001.15 and 408,014.24

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Solution

The fourth proportional to 752,179.16, 1,038,001.15 and 408,014.24 is: 563,056.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,179.16 : 1,038,001.15 = 408,014.24 : x
  2. Step 2: Convert to fraction form
    752,179.16/1,038,001.15 = 408,014.24/x
  3. Step 3: Cross multiply
    752,179.16x = 1,038,001.15 × 408,014.24
  4. Step 4: Simplify right side
    752,179.16x = 423,519,249,723.31
  5. Step 5: Solve for x
    x = 423,519,249,723.31/752,179.16
  6. Step 6: Final answer
    x = 563,056.34

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Half scale
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Double scale
Find fourth proportional to 752,180.16, 1,038,002.53 and 408,015.24
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.