Home / 824,404.20-1,236,606.30-614,452.20

Finding the Fourth Proportional to 824,404.20, 1,236,606.30 and 614,452.20

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Solution

The fourth proportional to 824,404.20, 1,236,606.30 and 614,452.20 is: 921,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,404.20 : 1,236,606.30 = 614,452.20 : x
  2. Step 2: Convert to fraction form
    824,404.20/1,236,606.30 = 614,452.20/x
  3. Step 3: Cross multiply
    824,404.20x = 1,236,606.30 × 614,452.20
  4. Step 4: Simplify right side
    824,404.20x = 759,835,461,568.86
  5. Step 5: Solve for x
    x = 759,835,461,568.86/824,404.20
  6. Step 6: Final answer
    x = 921,678.30

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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.