Home / 578,664.20-867,996.30-473,601.80

Finding the Fourth Proportional to 578,664.20, 867,996.30 and 473,601.80

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Solution

The fourth proportional to 578,664.20, 867,996.30 and 473,601.80 is: 710,402.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,664.20 : 867,996.30 = 473,601.80 : x
  2. Step 2: Convert to fraction form
    578,664.20/867,996.30 = 473,601.80/x
  3. Step 3: Cross multiply
    578,664.20x = 867,996.30 × 473,601.80
  4. Step 4: Simplify right side
    578,664.20x = 411,084,610,073.34
  5. Step 5: Solve for x
    x = 411,084,610,073.34/578,664.20
  6. Step 6: Final answer
    x = 710,402.70

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Double scale
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Similar ratio
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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.