Home / 417,476.90-576,172.38-233,785.40

Finding the Fourth Proportional to 417,476.90, 576,172.38 and 233,785.40

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Solution

The fourth proportional to 417,476.90, 576,172.38 and 233,785.40 is: 322,654.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,476.90 : 576,172.38 = 233,785.40 : x
  2. Step 2: Convert to fraction form
    417,476.90/576,172.38 = 233,785.40/x
  3. Step 3: Cross multiply
    417,476.90x = 576,172.38 × 233,785.40
  4. Step 4: Simplify right side
    417,476.90x = 134,700,690,327.25
  5. Step 5: Solve for x
    x = 134,700,690,327.25/417,476.90
  6. Step 6: Final answer
    x = 322,654.24

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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.