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Finding the Fourth Proportional to 616,234.40, 924,658.80 and 350,199.20

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Solution

The fourth proportional to 616,234.40, 924,658.80 and 350,199.20 is: 525,473.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,234.40 : 924,658.80 = 350,199.20 : x
  2. Step 2: Convert to fraction form
    616,234.40/924,658.80 = 350,199.20/x
  3. Step 3: Cross multiply
    616,234.40x = 924,658.80 × 350,199.20
  4. Step 4: Simplify right side
    616,234.40x = 323,814,772,032.96
  5. Step 5: Solve for x
    x = 323,814,772,032.96/616,234.40
  6. Step 6: Final answer
    x = 525,473.38

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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.