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Finding the Fourth Proportional to 701,387.52, 967,973.76 and 429,454.08

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Solution

The fourth proportional to 701,387.52, 967,973.76 and 429,454.08 is: 592,682.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,387.52 : 967,973.76 = 429,454.08 : x
  2. Step 2: Convert to fraction form
    701,387.52/967,973.76 = 429,454.08/x
  3. Step 3: Cross multiply
    701,387.52x = 967,973.76 × 429,454.08
  4. Step 4: Simplify right side
    701,387.52x = 415,700,280,564.94
  5. Step 5: Solve for x
    x = 415,700,280,564.94/701,387.52
  6. Step 6: Final answer
    x = 592,682.74

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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.