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Finding the Fourth Proportional to 303,002.40, 418,124.53 and 167,037.53

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Solution

The fourth proportional to 303,002.40, 418,124.53 and 167,037.53 is: 230,501.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,002.40 : 418,124.53 = 167,037.53 : x
  2. Step 2: Convert to fraction form
    303,002.40/418,124.53 = 167,037.53/x
  3. Step 3: Cross multiply
    303,002.40x = 418,124.53 × 167,037.53
  4. Step 4: Simplify right side
    303,002.40x = 69,842,486,841.79
  5. Step 5: Solve for x
    x = 69,842,486,841.79/303,002.40
  6. Step 6: Final answer
    x = 230,501.43

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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.