Home / 639,274.92-882,531.03-466,999.46

Finding the Fourth Proportional to 639,274.92, 882,531.03 and 466,999.46

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Solution

The fourth proportional to 639,274.92, 882,531.03 and 466,999.46 is: 644,701.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,274.92 : 882,531.03 = 466,999.46 : x
  2. Step 2: Convert to fraction form
    639,274.92/882,531.03 = 466,999.46/x
  3. Step 3: Cross multiply
    639,274.92x = 882,531.03 × 466,999.46
  4. Step 4: Simplify right side
    639,274.92x = 412,141,514,443.24
  5. Step 5: Solve for x
    x = 412,141,514,443.24/639,274.92
  6. Step 6: Final answer
    x = 644,701.52

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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.