Home / 914,584.91-1,262,135.93-506,695.43

Finding the Fourth Proportional to 914,584.91, 1,262,135.93 and 506,695.43

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Solution

The fourth proportional to 914,584.91, 1,262,135.93 and 506,695.43 is: 699,244.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,584.91 : 1,262,135.93 = 506,695.43 : x
  2. Step 2: Convert to fraction form
    914,584.91/1,262,135.93 = 506,695.43/x
  3. Step 3: Cross multiply
    914,584.91x = 1,262,135.93 × 506,695.43
  4. Step 4: Simplify right side
    914,584.91x = 639,518,508,391.66
  5. Step 5: Solve for x
    x = 639,518,508,391.66/914,584.91
  6. Step 6: Final answer
    x = 699,244.55

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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.