Home / 722,061.24-996,549.45-416,078.07

Finding the Fourth Proportional to 722,061.24, 996,549.45 and 416,078.07

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Solution

The fourth proportional to 722,061.24, 996,549.45 and 416,078.07 is: 574,248.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,061.24 : 996,549.45 = 416,078.07 : x
  2. Step 2: Convert to fraction form
    722,061.24/996,549.45 = 416,078.07/x
  3. Step 3: Cross multiply
    722,061.24x = 996,549.45 × 416,078.07
  4. Step 4: Simplify right side
    722,061.24x = 414,642,371,815.56
  5. Step 5: Solve for x
    x = 414,642,371,815.56/722,061.24
  6. Step 6: Final answer
    x = 574,248.21

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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.