Home / 593,445.20-890,167.80-261,669.20

Finding the Fourth Proportional to 593,445.20, 890,167.80 and 261,669.20

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Solution

The fourth proportional to 593,445.20, 890,167.80 and 261,669.20 is: 392,503.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,445.20 : 890,167.80 = 261,669.20 : x
  2. Step 2: Convert to fraction form
    593,445.20/890,167.80 = 261,669.20/x
  3. Step 3: Cross multiply
    593,445.20x = 890,167.80 × 261,669.20
  4. Step 4: Simplify right side
    593,445.20x = 232,929,496,091.76
  5. Step 5: Solve for x
    x = 232,929,496,091.76/593,445.20
  6. Step 6: Final answer
    x = 392,503.80

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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.