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Finding the Fourth Proportional to 369,593.73, 554,425.61 and 103,354.20

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Solution

The fourth proportional to 369,593.73, 554,425.61 and 103,354.20 is: 155,041.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,593.73 : 554,425.61 = 103,354.20 : x
  2. Step 2: Convert to fraction form
    369,593.73/554,425.61 = 103,354.20/x
  3. Step 3: Cross multiply
    369,593.73x = 554,425.61 × 103,354.20
  4. Step 4: Simplify right side
    369,593.73x = 57,302,214,864.29
  5. Step 5: Solve for x
    x = 57,302,214,864.29/369,593.73
  6. Step 6: Final answer
    x = 155,041.09

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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.