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Finding the Fourth Proportional to 429,549.67, 592,759.35 and 257,562.56

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Solution

The fourth proportional to 429,549.67, 592,759.35 and 257,562.56 is: 355,424.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,549.67 : 592,759.35 = 257,562.56 : x
  2. Step 2: Convert to fraction form
    429,549.67/592,759.35 = 257,562.56/x
  3. Step 3: Cross multiply
    429,549.67x = 592,759.35 × 257,562.56
  4. Step 4: Simplify right side
    429,549.67x = 152,672,615,464.70
  5. Step 5: Solve for x
    x = 152,672,615,464.70/429,549.67
  6. Step 6: Final answer
    x = 355,424.83

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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.