Home / 578,337.60-867,506.40-223,363.20

Finding the Fourth Proportional to 578,337.60, 867,506.40 and 223,363.20

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Solution

The fourth proportional to 578,337.60, 867,506.40 and 223,363.20 is: 335,044.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,337.60 : 867,506.40 = 223,363.20 : x
  2. Step 2: Convert to fraction form
    578,337.60/867,506.40 = 223,363.20/x
  3. Step 3: Cross multiply
    578,337.60x = 867,506.40 × 223,363.20
  4. Step 4: Simplify right side
    578,337.60x = 193,769,005,524.48
  5. Step 5: Solve for x
    x = 193,769,005,524.48/578,337.60
  6. Step 6: Final answer
    x = 335,044.80

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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.