Home / 819,166.16-1,228,564.92-293,854.16

Finding the Fourth Proportional to 819,166.16, 1,228,564.92 and 293,854.16

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Solution

The fourth proportional to 819,166.16, 1,228,564.92 and 293,854.16 is: 440,715.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,166.16 : 1,228,564.92 = 293,854.16 : x
  2. Step 2: Convert to fraction form
    819,166.16/1,228,564.92 = 293,854.16/x
  3. Step 3: Cross multiply
    819,166.16x = 1,228,564.92 × 293,854.16
  4. Step 4: Simplify right side
    819,166.16x = 361,018,912,572.07
  5. Step 5: Solve for x
    x = 361,018,912,572.07/819,166.16
  6. Step 6: Final answer
    x = 440,715.12

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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.