Home / 930,834.65-1,284,569.24-517,410.24

Finding the Fourth Proportional to 930,834.65, 1,284,569.24 and 517,410.24

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Solution

The fourth proportional to 930,834.65, 1,284,569.24 and 517,410.24 is: 714,035.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,834.65 : 1,284,569.24 = 517,410.24 : x
  2. Step 2: Convert to fraction form
    930,834.65/1,284,569.24 = 517,410.24/x
  3. Step 3: Cross multiply
    930,834.65x = 1,284,569.24 × 517,410.24
  4. Step 4: Simplify right side
    930,834.65x = 664,649,278,765.02
  5. Step 5: Solve for x
    x = 664,649,278,765.02/930,834.65
  6. Step 6: Final answer
    x = 714,035.82

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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.