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Finding the Fourth Proportional to 303,059.48, 454,869.66 and 153,404.92

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Solution

The fourth proportional to 303,059.48, 454,869.66 and 153,404.92 is: 230,249.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,059.48 : 454,869.66 = 153,404.92 : x
  2. Step 2: Convert to fraction form
    303,059.48/454,869.66 = 153,404.92/x
  3. Step 3: Cross multiply
    303,059.48x = 454,869.66 × 153,404.92
  4. Step 4: Simplify right side
    303,059.48x = 69,779,243,802.73
  5. Step 5: Solve for x
    x = 69,779,243,802.73/303,059.48
  6. Step 6: Final answer
    x = 230,249.34

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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.