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Finding the Fourth Proportional to 406,000.30, 609,061.92 and 294,521.72

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Solution

The fourth proportional to 406,000.30, 609,061.92 and 294,521.72 is: 441,827.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,000.30 : 609,061.92 = 294,521.72 : x
  2. Step 2: Convert to fraction form
    406,000.30/609,061.92 = 294,521.72/x
  3. Step 3: Cross multiply
    406,000.30x = 609,061.92 × 294,521.72
  4. Step 4: Simplify right side
    406,000.30x = 179,381,964,264.90
  5. Step 5: Solve for x
    x = 179,381,964,264.90/406,000.30
  6. Step 6: Final answer
    x = 441,827.17

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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.