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Finding the Fourth Proportional to 616,404.32, 924,610.32 and 189,934.88

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Solution

The fourth proportional to 616,404.32, 924,610.32 and 189,934.88 is: 284,903.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,404.32 : 924,610.32 = 189,934.88 : x
  2. Step 2: Convert to fraction form
    616,404.32/924,610.32 = 189,934.88/x
  3. Step 3: Cross multiply
    616,404.32x = 924,610.32 × 189,934.88
  4. Step 4: Simplify right side
    616,404.32x = 175,615,750,175.96
  5. Step 5: Solve for x
    x = 175,615,750,175.96/616,404.32
  6. Step 6: Final answer
    x = 284,903.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.