Home / 1,344,256.89-2,016,385.35-397,553.79

Finding the Fourth Proportional to 1,344,256.89, 2,016,385.35 and 397,553.79

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Solution

The fourth proportional to 1,344,256.89, 2,016,385.35 and 397,553.79 is: 596,330.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,256.89 : 2,016,385.35 = 397,553.79 : x
  2. Step 2: Convert to fraction form
    1,344,256.89/2,016,385.35 = 397,553.79/x
  3. Step 3: Cross multiply
    1,344,256.89x = 2,016,385.35 × 397,553.79
  4. Step 4: Simplify right side
    1,344,256.89x = 801,621,637,992.98
  5. Step 5: Solve for x
    x = 801,621,637,992.98/1,344,256.89
  6. Step 6: Final answer
    x = 596,330.69

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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.