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Finding the Fourth Proportional to 616,086.40, 924,907.20 and 332,003.20

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Solution

The fourth proportional to 616,086.40, 924,907.20 and 332,003.20 is: 498,423.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,086.40 : 924,907.20 = 332,003.20 : x
  2. Step 2: Convert to fraction form
    616,086.40/924,907.20 = 332,003.20/x
  3. Step 3: Cross multiply
    616,086.40x = 924,907.20 × 332,003.20
  4. Step 4: Simplify right side
    616,086.40x = 307,072,150,103.04
  5. Step 5: Solve for x
    x = 307,072,150,103.04/616,086.40
  6. Step 6: Final answer
    x = 498,423.84

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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.