Home / 681,970.74-1,023,251.13-366,058.86

Finding the Fourth Proportional to 681,970.74, 1,023,251.13 and 366,058.86

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Solution

The fourth proportional to 681,970.74, 1,023,251.13 and 366,058.86 is: 549,246.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,970.74 : 1,023,251.13 = 366,058.86 : x
  2. Step 2: Convert to fraction form
    681,970.74/1,023,251.13 = 366,058.86/x
  3. Step 3: Cross multiply
    681,970.74x = 1,023,251.13 × 366,058.86
  4. Step 4: Simplify right side
    681,970.74x = 374,570,142,141.51
  5. Step 5: Solve for x
    x = 374,570,142,141.51/681,970.74
  6. Step 6: Final answer
    x = 549,246.65

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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.