Home / 925,537.60-1,277,129.80-512,046.47

Finding the Fourth Proportional to 925,537.60, 1,277,129.80 and 512,046.47

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Solution

The fourth proportional to 925,537.60, 1,277,129.80 and 512,046.47 is: 706,562.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,537.60 : 1,277,129.80 = 512,046.47 : x
  2. Step 2: Convert to fraction form
    925,537.60/1,277,129.80 = 512,046.47/x
  3. Step 3: Cross multiply
    925,537.60x = 1,277,129.80 × 512,046.47
  4. Step 4: Simplify right side
    925,537.60x = 653,949,804,448.84
  5. Step 5: Solve for x
    x = 653,949,804,448.84/925,537.60
  6. Step 6: Final answer
    x = 706,562.11

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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.