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Finding the Fourth Proportional to 441,806.20, 609,688.02 and 240,602.20

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Solution

The fourth proportional to 441,806.20, 609,688.02 and 240,602.20 is: 332,028.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,806.20 : 609,688.02 = 240,602.20 : x
  2. Step 2: Convert to fraction form
    441,806.20/609,688.02 = 240,602.20/x
  3. Step 3: Cross multiply
    441,806.20x = 609,688.02 × 240,602.20
  4. Step 4: Simplify right side
    441,806.20x = 146,692,278,925.64
  5. Step 5: Solve for x
    x = 146,692,278,925.64/441,806.20
  6. Step 6: Final answer
    x = 332,028.57

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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.