Home / 835,424.54-1,152,854.97-453,443.12

Finding the Fourth Proportional to 835,424.54, 1,152,854.97 and 453,443.12

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Solution

The fourth proportional to 835,424.54, 1,152,854.97 and 453,443.12 is: 625,734.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,424.54 : 1,152,854.97 = 453,443.12 : x
  2. Step 2: Convert to fraction form
    835,424.54/1,152,854.97 = 453,443.12/x
  3. Step 3: Cross multiply
    835,424.54x = 1,152,854.97 × 453,443.12
  4. Step 4: Simplify right side
    835,424.54x = 522,754,148,740.03
  5. Step 5: Solve for x
    x = 522,754,148,740.03/835,424.54
  6. Step 6: Final answer
    x = 625,734.73

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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.