Home / 914,382-1,261,555.56-592,338.96

Finding the Fourth Proportional to 914,382, 1,261,555.56 and 592,338.96

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Solution

The fourth proportional to 914,382, 1,261,555.56 and 592,338.96 is: 817,238.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,382 : 1,261,555.56 = 592,338.96 : x
  2. Step 2: Convert to fraction form
    914,382/1,261,555.56 = 592,338.96/x
  3. Step 3: Cross multiply
    914,382x = 1,261,555.56 × 592,338.96
  4. Step 4: Simplify right side
    914,382x = 747,268,508,392.62
  5. Step 5: Solve for x
    x = 747,268,508,392.62/914,382
  6. Step 6: Final answer
    x = 817,238.87

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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.