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Finding the Fourth Proportional to 633,750.52, 874,248.60 and 429,732.40

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Solution

The fourth proportional to 633,750.52, 874,248.60 and 429,732.40 is: 592,808.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,750.52 : 874,248.60 = 429,732.40 : x
  2. Step 2: Convert to fraction form
    633,750.52/874,248.60 = 429,732.40/x
  3. Step 3: Cross multiply
    633,750.52x = 874,248.60 × 429,732.40
  4. Step 4: Simplify right side
    633,750.52x = 375,692,949,074.64
  5. Step 5: Solve for x
    x = 375,692,949,074.64/633,750.52
  6. Step 6: Final answer
    x = 592,808.90

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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.