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Finding the Fourth Proportional to 270,754.76, 406,132.96 and 93,259.46

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Solution

The fourth proportional to 270,754.76, 406,132.96 and 93,259.46 is: 139,889.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,754.76 : 406,132.96 = 93,259.46 : x
  2. Step 2: Convert to fraction form
    270,754.76/406,132.96 = 93,259.46/x
  3. Step 3: Cross multiply
    270,754.76x = 406,132.96 × 93,259.46
  4. Step 4: Simplify right side
    270,754.76x = 37,875,740,537.80
  5. Step 5: Solve for x
    x = 37,875,740,537.80/270,754.76
  6. Step 6: Final answer
    x = 139,889.47

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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.