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Finding the Fourth Proportional to 497,717.70, 746,576.55 and 248,885.70

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Solution

The fourth proportional to 497,717.70, 746,576.55 and 248,885.70 is: 373,328.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,717.70 : 746,576.55 = 248,885.70 : x
  2. Step 2: Convert to fraction form
    497,717.70/746,576.55 = 248,885.70/x
  3. Step 3: Cross multiply
    497,717.70x = 746,576.55 × 248,885.70
  4. Step 4: Simplify right side
    497,717.70x = 185,812,227,250.34
  5. Step 5: Solve for x
    x = 185,812,227,250.34/497,717.70
  6. Step 6: Final answer
    x = 373,328.55

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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.