Home / 539,147.95-744,023.15-294,132.72

Finding the Fourth Proportional to 539,147.95, 744,023.15 and 294,132.72

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Solution

The fourth proportional to 539,147.95, 744,023.15 and 294,132.72 is: 405,902.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,147.95 : 744,023.15 = 294,132.72 : x
  2. Step 2: Convert to fraction form
    539,147.95/744,023.15 = 294,132.72/x
  3. Step 3: Cross multiply
    539,147.95x = 744,023.15 × 294,132.72
  4. Step 4: Simplify right side
    539,147.95x = 218,841,550,262.51
  5. Step 5: Solve for x
    x = 218,841,550,262.51/539,147.95
  6. Step 6: Final answer
    x = 405,902.59

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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.