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Finding the Fourth Proportional to 235,117.80, 352,676.70 and 201,292.20

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Solution

The fourth proportional to 235,117.80, 352,676.70 and 201,292.20 is: 301,938.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,117.80 : 352,676.70 = 201,292.20 : x
  2. Step 2: Convert to fraction form
    235,117.80/352,676.70 = 201,292.20/x
  3. Step 3: Cross multiply
    235,117.80x = 352,676.70 × 201,292.20
  4. Step 4: Simplify right side
    235,117.80x = 70,991,068,831.74
  5. Step 5: Solve for x
    x = 70,991,068,831.74/235,117.80
  6. Step 6: Final answer
    x = 301,938.30

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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.