Home / 763,584.24-1,053,717.38-424,074.36

Finding the Fourth Proportional to 763,584.24, 1,053,717.38 and 424,074.36

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Solution

The fourth proportional to 763,584.24, 1,053,717.38 and 424,074.36 is: 585,206.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,584.24 : 1,053,717.38 = 424,074.36 : x
  2. Step 2: Convert to fraction form
    763,584.24/1,053,717.38 = 424,074.36/x
  3. Step 3: Cross multiply
    763,584.24x = 1,053,717.38 × 424,074.36
  4. Step 4: Simplify right side
    763,584.24x = 446,854,516,155.42
  5. Step 5: Solve for x
    x = 446,854,516,155.42/763,584.24
  6. Step 6: Final answer
    x = 585,206.58

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.