Home / 418,675.13-577,759.34-237,403.61

Finding the Fourth Proportional to 418,675.13, 577,759.34 and 237,403.61

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Solution

The fourth proportional to 418,675.13, 577,759.34 and 237,403.61 is: 327,609.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,675.13 : 577,759.34 = 237,403.61 : x
  2. Step 2: Convert to fraction form
    418,675.13/577,759.34 = 237,403.61/x
  3. Step 3: Cross multiply
    418,675.13x = 577,759.34 × 237,403.61
  4. Step 4: Simplify right side
    418,675.13x = 137,162,151,840.20
  5. Step 5: Solve for x
    x = 137,162,151,840.20/418,675.13
  6. Step 6: Final answer
    x = 327,609.98

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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.