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Finding the Fourth Proportional to 616,252.20, 924,378.30 and 376,751.40

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Solution

The fourth proportional to 616,252.20, 924,378.30 and 376,751.40 is: 565,127.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,252.20 : 924,378.30 = 376,751.40 : x
  2. Step 2: Convert to fraction form
    616,252.20/924,378.30 = 376,751.40/x
  3. Step 3: Cross multiply
    616,252.20x = 924,378.30 × 376,751.40
  4. Step 4: Simplify right side
    616,252.20x = 348,260,818,654.62
  5. Step 5: Solve for x
    x = 348,260,818,654.62/616,252.20
  6. Step 6: Final answer
    x = 565,127.10

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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.