Home / 927,647.62-1,391,494.11-525,414.58

Finding the Fourth Proportional to 927,647.62, 1,391,494.11 and 525,414.58

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Solution

The fourth proportional to 927,647.62, 1,391,494.11 and 525,414.58 is: 788,134.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,647.62 : 1,391,494.11 = 525,414.58 : x
  2. Step 2: Convert to fraction form
    927,647.62/1,391,494.11 = 525,414.58/x
  3. Step 3: Cross multiply
    927,647.62x = 1,391,494.11 × 525,414.58
  4. Step 4: Simplify right side
    927,647.62x = 731,111,293,378.12
  5. Step 5: Solve for x
    x = 731,111,293,378.12/927,647.62
  6. Step 6: Final answer
    x = 788,134.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.