Home / 476,565.23-657,660.01-261,708.88

Finding the Fourth Proportional to 476,565.23, 657,660.01 and 261,708.88

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Solution

The fourth proportional to 476,565.23, 657,660.01 and 261,708.88 is: 361,158.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,565.23 : 657,660.01 = 261,708.88 : x
  2. Step 2: Convert to fraction form
    476,565.23/657,660.01 = 261,708.88/x
  3. Step 3: Cross multiply
    476,565.23x = 657,660.01 × 261,708.88
  4. Step 4: Simplify right side
    476,565.23x = 172,115,464,637.89
  5. Step 5: Solve for x
    x = 172,115,464,637.89/476,565.23
  6. Step 6: Final answer
    x = 361,158.25

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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.