Home / 703,348.13-970,621.38-381,058.23

Finding the Fourth Proportional to 703,348.13, 970,621.38 and 381,058.23

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Solution

The fourth proportional to 703,348.13, 970,621.38 and 381,058.23 is: 525,860.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,348.13 : 970,621.38 = 381,058.23 : x
  2. Step 2: Convert to fraction form
    703,348.13/970,621.38 = 381,058.23/x
  3. Step 3: Cross multiply
    703,348.13x = 970,621.38 × 381,058.23
  4. Step 4: Simplify right side
    703,348.13x = 369,863,265,062.96
  5. Step 5: Solve for x
    x = 369,863,265,062.96/703,348.13
  6. Step 6: Final answer
    x = 525,860.88

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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.