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Finding the Fourth Proportional to 569,680.08, 854,523 and 148,956.88

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Solution

The fourth proportional to 569,680.08, 854,523 and 148,956.88 is: 223,436.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,680.08 : 854,523 = 148,956.88 : x
  2. Step 2: Convert to fraction form
    569,680.08/854,523 = 148,956.88/x
  3. Step 3: Cross multiply
    569,680.08x = 854,523 × 148,956.88
  4. Step 4: Simplify right side
    569,680.08x = 127,287,079,968.24
  5. Step 5: Solve for x
    x = 127,287,079,968.24/569,680.08
  6. Step 6: Final answer
    x = 223,436.07

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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.