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Finding the Fourth Proportional to 616,230.40, 924,652.80 and 350,195.20

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Solution

The fourth proportional to 616,230.40, 924,652.80 and 350,195.20 is: 525,467.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,230.40 : 924,652.80 = 350,195.20 : x
  2. Step 2: Convert to fraction form
    616,230.40/924,652.80 = 350,195.20/x
  3. Step 3: Cross multiply
    616,230.40x = 924,652.80 × 350,195.20
  4. Step 4: Simplify right side
    616,230.40x = 323,808,972,226.56
  5. Step 5: Solve for x
    x = 323,808,972,226.56/616,230.40
  6. Step 6: Final answer
    x = 525,467.38

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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.