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Finding the Fourth Proportional to 615,889.46, 843,754.46 and 592,862.75

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Solution

The fourth proportional to 615,889.46, 843,754.46 and 592,862.75 is: 812,208.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,889.46 : 843,754.46 = 592,862.75 : x
  2. Step 2: Convert to fraction form
    615,889.46/843,754.46 = 592,862.75/x
  3. Step 3: Cross multiply
    615,889.46x = 843,754.46 × 592,862.75
  4. Step 4: Simplify right side
    615,889.46x = 500,230,589,480.37
  5. Step 5: Solve for x
    x = 500,230,589,480.37/615,889.46
  6. Step 6: Final answer
    x = 812,208.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.