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Finding the Fourth Proportional to 602,729.70, 904,094.55 and 247,625.70

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Solution

The fourth proportional to 602,729.70, 904,094.55 and 247,625.70 is: 371,438.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,729.70 : 904,094.55 = 247,625.70 : x
  2. Step 2: Convert to fraction form
    602,729.70/904,094.55 = 247,625.70/x
  3. Step 3: Cross multiply
    602,729.70x = 904,094.55 × 247,625.70
  4. Step 4: Simplify right side
    602,729.70x = 223,877,045,809.94
  5. Step 5: Solve for x
    x = 223,877,045,809.94/602,729.70
  6. Step 6: Final answer
    x = 371,438.55

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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.