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Finding the Fourth Proportional to 369,597.75, 554,456.54 and 144,836.32

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Solution

The fourth proportional to 369,597.75, 554,456.54 and 144,836.32 is: 217,277.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,597.75 : 554,456.54 = 144,836.32 : x
  2. Step 2: Convert to fraction form
    369,597.75/554,456.54 = 144,836.32/x
  3. Step 3: Cross multiply
    369,597.75x = 554,456.54 × 144,836.32
  4. Step 4: Simplify right side
    369,597.75x = 80,305,444,869.09
  5. Step 5: Solve for x
    x = 80,305,444,869.09/369,597.75
  6. Step 6: Final answer
    x = 217,277.96

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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.