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Finding the Fourth Proportional to 296,568.40, 444,852.60 and 282,790.30

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Solution

The fourth proportional to 296,568.40, 444,852.60 and 282,790.30 is: 424,185.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,568.40 : 444,852.60 = 282,790.30 : x
  2. Step 2: Convert to fraction form
    296,568.40/444,852.60 = 282,790.30/x
  3. Step 3: Cross multiply
    296,568.40x = 444,852.60 × 282,790.30
  4. Step 4: Simplify right side
    296,568.40x = 125,800,000,209.78
  5. Step 5: Solve for x
    x = 125,800,000,209.78/296,568.40
  6. Step 6: Final answer
    x = 424,185.45

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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.