Home / 903,854.38-1,247,397.95-496,034.92

Finding the Fourth Proportional to 903,854.38, 1,247,397.95 and 496,034.92

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Solution

The fourth proportional to 903,854.38, 1,247,397.95 and 496,034.92 is: 684,571.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,854.38 : 1,247,397.95 = 496,034.92 : x
  2. Step 2: Convert to fraction form
    903,854.38/1,247,397.95 = 496,034.92/x
  3. Step 3: Cross multiply
    903,854.38x = 1,247,397.95 × 496,034.92
  4. Step 4: Simplify right side
    903,854.38x = 618,752,945,841.03
  5. Step 5: Solve for x
    x = 618,752,945,841.03/903,854.38
  6. Step 6: Final answer
    x = 684,571.50

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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.