Home / 317,224.19-437,781.65-173,990.27

Finding the Fourth Proportional to 317,224.19, 437,781.65 and 173,990.27

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Solution

The fourth proportional to 317,224.19, 437,781.65 and 173,990.27 is: 240,113.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,224.19 : 437,781.65 = 173,990.27 : x
  2. Step 2: Convert to fraction form
    317,224.19/437,781.65 = 173,990.27/x
  3. Step 3: Cross multiply
    317,224.19x = 437,781.65 × 173,990.27
  4. Step 4: Simplify right side
    317,224.19x = 76,169,747,484.55
  5. Step 5: Solve for x
    x = 76,169,747,484.55/317,224.19
  6. Step 6: Final answer
    x = 240,113.30

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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.