Home / 578,664.30-867,996.45-152,199.30

Finding the Fourth Proportional to 578,664.30, 867,996.45 and 152,199.30

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Solution

The fourth proportional to 578,664.30, 867,996.45 and 152,199.30 is: 228,298.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,664.30 : 867,996.45 = 152,199.30 : x
  2. Step 2: Convert to fraction form
    578,664.30/867,996.45 = 152,199.30/x
  3. Step 3: Cross multiply
    578,664.30x = 867,996.45 × 152,199.30
  4. Step 4: Simplify right side
    578,664.30x = 132,108,452,092.49
  5. Step 5: Solve for x
    x = 132,108,452,092.49/578,664.30
  6. Step 6: Final answer
    x = 228,298.95

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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.