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Finding the Fourth Proportional to 616,810.20, 924,632.10 and 364,284.60

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Solution

The fourth proportional to 616,810.20, 924,632.10 and 364,284.60 is: 546,082.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,810.20 : 924,632.10 = 364,284.60 : x
  2. Step 2: Convert to fraction form
    616,810.20/924,632.10 = 364,284.60/x
  3. Step 3: Cross multiply
    616,810.20x = 924,632.10 × 364,284.60
  4. Step 4: Simplify right side
    616,810.20x = 336,829,234,695.66
  5. Step 5: Solve for x
    x = 336,829,234,695.66/616,810.20
  6. Step 6: Final answer
    x = 546,082.47

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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.