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Finding the Fourth Proportional to 235,041.84, 324,348.90 and 127,609.60

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Solution

The fourth proportional to 235,041.84, 324,348.90 and 127,609.60 is: 176,096.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,041.84 : 324,348.90 = 127,609.60 : x
  2. Step 2: Convert to fraction form
    235,041.84/324,348.90 = 127,609.60/x
  3. Step 3: Cross multiply
    235,041.84x = 324,348.90 × 127,609.60
  4. Step 4: Simplify right side
    235,041.84x = 41,390,033,389.44
  5. Step 5: Solve for x
    x = 41,390,033,389.44/235,041.84
  6. Step 6: Final answer
    x = 176,096.45

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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.