Home / 791,025.10-1,186,246.05-391,533.10

Finding the Fourth Proportional to 791,025.10, 1,186,246.05 and 391,533.10

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Solution

The fourth proportional to 791,025.10, 1,186,246.05 and 391,533.10 is: 587,155.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,025.10 : 1,186,246.05 = 391,533.10 : x
  2. Step 2: Convert to fraction form
    791,025.10/1,186,246.05 = 391,533.10/x
  3. Step 3: Cross multiply
    791,025.10x = 1,186,246.05 × 391,533.10
  4. Step 4: Simplify right side
    791,025.10x = 464,454,593,319.26
  5. Step 5: Solve for x
    x = 464,454,593,319.26/791,025.10
  6. Step 6: Final answer
    x = 587,155.32

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Double scale
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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.