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Finding the Fourth Proportional to 546,773.80, 820,160.70 and 470,666.20

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Solution

The fourth proportional to 546,773.80, 820,160.70 and 470,666.20 is: 705,999.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,773.80 : 820,160.70 = 470,666.20 : x
  2. Step 2: Convert to fraction form
    546,773.80/820,160.70 = 470,666.20/x
  3. Step 3: Cross multiply
    546,773.80x = 820,160.70 × 470,666.20
  4. Step 4: Simplify right side
    546,773.80x = 386,021,920,058.34
  5. Step 5: Solve for x
    x = 386,021,920,058.34/546,773.80
  6. Step 6: Final answer
    x = 705,999.30

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Similar ratio
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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.