Home / 656,376.10-984,564.15-157,740.10

Finding the Fourth Proportional to 656,376.10, 984,564.15 and 157,740.10

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Solution

The fourth proportional to 656,376.10, 984,564.15 and 157,740.10 is: 236,610.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,376.10 : 984,564.15 = 157,740.10 : x
  2. Step 2: Convert to fraction form
    656,376.10/984,564.15 = 157,740.10/x
  3. Step 3: Cross multiply
    656,376.10x = 984,564.15 × 157,740.10
  4. Step 4: Simplify right side
    656,376.10x = 155,305,247,477.42
  5. Step 5: Solve for x
    x = 155,305,247,477.42/656,376.10
  6. Step 6: Final answer
    x = 236,610.15

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Similar ratio
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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.