Home / 910,001.60-1,366,039.20-536,235.20

Finding the Fourth Proportional to 910,001.60, 1,366,039.20 and 536,235.20

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Solution

The fourth proportional to 910,001.60, 1,366,039.20 and 536,235.20 is: 804,963.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,001.60 : 1,366,039.20 = 536,235.20 : x
  2. Step 2: Convert to fraction form
    910,001.60/1,366,039.20 = 536,235.20/x
  3. Step 3: Cross multiply
    910,001.60x = 1,366,039.20 × 536,235.20
  4. Step 4: Simplify right side
    910,001.60x = 732,518,303,619.84
  5. Step 5: Solve for x
    x = 732,518,303,619.84/910,001.60
  6. Step 6: Final answer
    x = 804,963.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.