Home / 532,061.97-734,261.18-290,360.19

Finding the Fourth Proportional to 532,061.97, 734,261.18 and 290,360.19

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Solution

The fourth proportional to 532,061.97, 734,261.18 and 290,360.19 is: 400,705.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,061.97 : 734,261.18 = 290,360.19 : x
  2. Step 2: Convert to fraction form
    532,061.97/734,261.18 = 290,360.19/x
  3. Step 3: Cross multiply
    532,061.97x = 734,261.18 × 290,360.19
  4. Step 4: Simplify right side
    532,061.97x = 213,200,215,734.42
  5. Step 5: Solve for x
    x = 213,200,215,734.42/532,061.97
  6. Step 6: Final answer
    x = 400,705.61

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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.