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Finding the Fourth Proportional to 616,491, 924,736.50 and 173,259

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Solution

The fourth proportional to 616,491, 924,736.50 and 173,259 is: 259,888.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,491 : 924,736.50 = 173,259 : x
  2. Step 2: Convert to fraction form
    616,491/924,736.50 = 173,259/x
  3. Step 3: Cross multiply
    616,491x = 924,736.50 × 173,259
  4. Step 4: Simplify right side
    616,491x = 160,218,921,253.50
  5. Step 5: Solve for x
    x = 160,218,921,253.50/616,491
  6. Step 6: Final answer
    x = 259,888.50

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Similar ratio
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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.