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Finding the Fourth Proportional to 527,003.84, 790,527.72 and 153,026.88

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Solution

The fourth proportional to 527,003.84, 790,527.72 and 153,026.88 is: 229,546.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,003.84 : 790,527.72 = 153,026.88 : x
  2. Step 2: Convert to fraction form
    527,003.84/790,527.72 = 153,026.88/x
  3. Step 3: Cross multiply
    527,003.84x = 790,527.72 × 153,026.88
  4. Step 4: Simplify right side
    527,003.84x = 120,971,990,545.11
  5. Step 5: Solve for x
    x = 120,971,990,545.11/527,003.84
  6. Step 6: Final answer
    x = 229,546.70

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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.