Home / 583,573.20-805,995.31-392,254.44

Finding the Fourth Proportional to 583,573.20, 805,995.31 and 392,254.44

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Solution

The fourth proportional to 583,573.20, 805,995.31 and 392,254.44 is: 541,757.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,573.20 : 805,995.31 = 392,254.44 : x
  2. Step 2: Convert to fraction form
    583,573.20/805,995.31 = 392,254.44/x
  3. Step 3: Cross multiply
    583,573.20x = 805,995.31 × 392,254.44
  4. Step 4: Simplify right side
    583,573.20x = 316,155,238,966.68
  5. Step 5: Solve for x
    x = 316,155,238,966.68/583,573.20
  6. Step 6: Final answer
    x = 541,757.64

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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.