Home / 744,441.32-1,027,235.78-503,248.68

Finding the Fourth Proportional to 744,441.32, 1,027,235.78 and 503,248.68

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Solution

The fourth proportional to 744,441.32, 1,027,235.78 and 503,248.68 is: 694,420.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,441.32 : 1,027,235.78 = 503,248.68 : x
  2. Step 2: Convert to fraction form
    744,441.32/1,027,235.78 = 503,248.68/x
  3. Step 3: Cross multiply
    744,441.32x = 1,027,235.78 × 503,248.68
  4. Step 4: Simplify right side
    744,441.32x = 516,955,050,333.77
  5. Step 5: Solve for x
    x = 516,955,050,333.77/744,441.32
  6. Step 6: Final answer
    x = 694,420.15

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Double scale
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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.