Home / 674,747.97-930,549.12-559,844.73

Finding the Fourth Proportional to 674,747.97, 930,549.12 and 559,844.73

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Solution

The fourth proportional to 674,747.97, 930,549.12 and 559,844.73 is: 772,085.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,747.97 : 930,549.12 = 559,844.73 : x
  2. Step 2: Convert to fraction form
    674,747.97/930,549.12 = 559,844.73/x
  3. Step 3: Cross multiply
    674,747.97x = 930,549.12 × 559,844.73
  4. Step 4: Simplify right side
    674,747.97x = 520,963,020,838.14
  5. Step 5: Solve for x
    x = 520,963,020,838.14/674,747.97
  6. Step 6: Final answer
    x = 772,085.35

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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.