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Finding the Fourth Proportional to 433,017.53, 650,115.31 and 243,611.18

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Solution

The fourth proportional to 433,017.53, 650,115.31 and 243,611.18 is: 365,748.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,017.53 : 650,115.31 = 243,611.18 : x
  2. Step 2: Convert to fraction form
    433,017.53/650,115.31 = 243,611.18/x
  3. Step 3: Cross multiply
    433,017.53x = 650,115.31 × 243,611.18
  4. Step 4: Simplify right side
    433,017.53x = 158,375,357,805.17
  5. Step 5: Solve for x
    x = 158,375,357,805.17/433,017.53
  6. Step 6: Final answer
    x = 365,748.14

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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.