Home / 896,138.85-1,344,208.28-397,502.85

Finding the Fourth Proportional to 896,138.85, 1,344,208.28 and 397,502.85

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Solution

The fourth proportional to 896,138.85, 1,344,208.28 and 397,502.85 is: 596,254.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,138.85 : 1,344,208.28 = 397,502.85 : x
  2. Step 2: Convert to fraction form
    896,138.85/1,344,208.28 = 397,502.85/x
  3. Step 3: Cross multiply
    896,138.85x = 1,344,208.28 × 397,502.85
  4. Step 4: Simplify right side
    896,138.85x = 534,326,620,306.08
  5. Step 5: Solve for x
    x = 534,326,620,306.08/896,138.85
  6. Step 6: Final answer
    x = 596,254.28

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Half scale
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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.