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Finding the Fourth Proportional to 369,599.73, 554,434.61 and 103,360.20

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Solution

The fourth proportional to 369,599.73, 554,434.61 and 103,360.20 is: 155,050.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,599.73 : 554,434.61 = 103,360.20 : x
  2. Step 2: Convert to fraction form
    369,599.73/554,434.61 = 103,360.20/x
  3. Step 3: Cross multiply
    369,599.73x = 554,434.61 × 103,360.20
  4. Step 4: Simplify right side
    369,599.73x = 57,306,471,659.72
  5. Step 5: Solve for x
    x = 57,306,471,659.72/369,599.73
  6. Step 6: Final answer
    x = 155,050.09

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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.