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Finding the Fourth Proportional to 296,572.40, 444,858.60 and 282,794.30

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Solution

The fourth proportional to 296,572.40, 444,858.60 and 282,794.30 is: 424,191.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,572.40 : 444,858.60 = 282,794.30 : x
  2. Step 2: Convert to fraction form
    296,572.40/444,858.60 = 282,794.30/x
  3. Step 3: Cross multiply
    296,572.40x = 444,858.60 × 282,794.30
  4. Step 4: Simplify right side
    296,572.40x = 125,803,476,385.98
  5. Step 5: Solve for x
    x = 125,803,476,385.98/296,572.40
  6. Step 6: Final answer
    x = 424,191.45

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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.