Home / 825,332.76-1,138,539.98-539,020.44

Finding the Fourth Proportional to 825,332.76, 1,138,539.98 and 539,020.44

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Solution

The fourth proportional to 825,332.76, 1,138,539.98 and 539,020.44 is: 743,574.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,332.76 : 1,138,539.98 = 539,020.44 : x
  2. Step 2: Convert to fraction form
    825,332.76/1,138,539.98 = 539,020.44/x
  3. Step 3: Cross multiply
    825,332.76x = 1,138,539.98 × 539,020.44
  4. Step 4: Simplify right side
    825,332.76x = 613,696,320,977.19
  5. Step 5: Solve for x
    x = 613,696,320,977.19/825,332.76
  6. Step 6: Final answer
    x = 743,574.41

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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.