Home / 835,390.27-1,152,839.42-453,417.13

Finding the Fourth Proportional to 835,390.27, 1,152,839.42 and 453,417.13

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Solution

The fourth proportional to 835,390.27, 1,152,839.42 and 453,417.13 is: 625,716.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,390.27 : 1,152,839.42 = 453,417.13 : x
  2. Step 2: Convert to fraction form
    835,390.27/1,152,839.42 = 453,417.13/x
  3. Step 3: Cross multiply
    835,390.27x = 1,152,839.42 × 453,417.13
  4. Step 4: Simplify right side
    835,390.27x = 522,717,138,285.17
  5. Step 5: Solve for x
    x = 522,717,138,285.17/835,390.27
  6. Step 6: Final answer
    x = 625,716.10

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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.