Home / 767,752.12-1,059,837.64-495,952.52

Finding the Fourth Proportional to 767,752.12, 1,059,837.64 and 495,952.52

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Solution

The fourth proportional to 767,752.12, 1,059,837.64 and 495,952.52 is: 684,633.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,752.12 : 1,059,837.64 = 495,952.52 : x
  2. Step 2: Convert to fraction form
    767,752.12/1,059,837.64 = 495,952.52/x
  3. Step 3: Cross multiply
    767,752.12x = 1,059,837.64 × 495,952.52
  4. Step 4: Simplify right side
    767,752.12x = 525,629,149,758.57
  5. Step 5: Solve for x
    x = 525,629,149,758.57/767,752.12
  6. Step 6: Final answer
    x = 684,633.93

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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.