Home / 583,760.10-805,587.62-329,109.47

Finding the Fourth Proportional to 583,760.10, 805,587.62 and 329,109.47

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Solution

The fourth proportional to 583,760.10, 805,587.62 and 329,109.47 is: 454,170.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,760.10 : 805,587.62 = 329,109.47 : x
  2. Step 2: Convert to fraction form
    583,760.10/805,587.62 = 329,109.47/x
  3. Step 3: Cross multiply
    583,760.10x = 805,587.62 × 329,109.47
  4. Step 4: Simplify right side
    583,760.10x = 265,126,508,983.28
  5. Step 5: Solve for x
    x = 265,126,508,983.28/583,760.10
  6. Step 6: Final answer
    x = 454,170.32

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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.