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Finding the Fourth Proportional to 293,348.55, 440,019.11 and 93,666.41

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Solution

The fourth proportional to 293,348.55, 440,019.11 and 93,666.41 is: 140,498.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,348.55 : 440,019.11 = 93,666.41 : x
  2. Step 2: Convert to fraction form
    293,348.55/440,019.11 = 93,666.41/x
  3. Step 3: Cross multiply
    293,348.55x = 440,019.11 × 93,666.41
  4. Step 4: Simplify right side
    293,348.55x = 41,215,007,696.67
  5. Step 5: Solve for x
    x = 41,215,007,696.67/293,348.55
  6. Step 6: Final answer
    x = 140,498.42

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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.