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Finding the Fourth Proportional to 268,595.68, 370,636.32 and 147,735.04

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Solution

The fourth proportional to 268,595.68, 370,636.32 and 147,735.04 is: 203,860.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,595.68 : 370,636.32 = 147,735.04 : x
  2. Step 2: Convert to fraction form
    268,595.68/370,636.32 = 147,735.04/x
  3. Step 3: Cross multiply
    268,595.68x = 370,636.32 × 147,735.04
  4. Step 4: Simplify right side
    268,595.68x = 54,755,971,560.65
  5. Step 5: Solve for x
    x = 54,755,971,560.65/268,595.68
  6. Step 6: Final answer
    x = 203,860.21

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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.