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Finding the Fourth Proportional to 369,262.16, 553,671.76 and 169,332.08

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Solution

The fourth proportional to 369,262.16, 553,671.76 and 169,332.08 is: 253,896.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,262.16 : 553,671.76 = 169,332.08 : x
  2. Step 2: Convert to fraction form
    369,262.16/553,671.76 = 169,332.08/x
  3. Step 3: Cross multiply
    369,262.16x = 553,671.76 × 169,332.08
  4. Step 4: Simplify right side
    369,262.16x = 93,754,390,758.06
  5. Step 5: Solve for x
    x = 93,754,390,758.06/369,262.16
  6. Step 6: Final answer
    x = 253,896.56

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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.