Home / 639,733.34-959,601.23-166,417.94

Finding the Fourth Proportional to 639,733.34, 959,601.23 and 166,417.94

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Solution

The fourth proportional to 639,733.34, 959,601.23 and 166,417.94 is: 249,627.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,733.34 : 959,601.23 = 166,417.94 : x
  2. Step 2: Convert to fraction form
    639,733.34/959,601.23 = 166,417.94/x
  3. Step 3: Cross multiply
    639,733.34x = 959,601.23 × 166,417.94
  4. Step 4: Simplify right side
    639,733.34x = 159,694,854,287.97
  5. Step 5: Solve for x
    x = 159,694,854,287.97/639,733.34
  6. Step 6: Final answer
    x = 249,627.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.