Home / 656,941.29-906,581.49-366,565.10

Finding the Fourth Proportional to 656,941.29, 906,581.49 and 366,565.10

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Solution

The fourth proportional to 656,941.29, 906,581.49 and 366,565.10 is: 505,861.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,941.29 : 906,581.49 = 366,565.10 : x
  2. Step 2: Convert to fraction form
    656,941.29/906,581.49 = 366,565.10/x
  3. Step 3: Cross multiply
    656,941.29x = 906,581.49 × 366,565.10
  4. Step 4: Simplify right side
    656,941.29x = 332,321,132,348.98
  5. Step 5: Solve for x
    x = 332,321,132,348.98/656,941.29
  6. Step 6: Final answer
    x = 505,861.23

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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.