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Finding the Fourth Proportional to 353,597.04, 487,963.88 and 192,453.24

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Solution

The fourth proportional to 353,597.04, 487,963.88 and 192,453.24 is: 265,585.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,597.04 : 487,963.88 = 192,453.24 : x
  2. Step 2: Convert to fraction form
    353,597.04/487,963.88 = 192,453.24/x
  3. Step 3: Cross multiply
    353,597.04x = 487,963.88 × 192,453.24
  4. Step 4: Simplify right side
    353,597.04x = 93,910,228,746.71
  5. Step 5: Solve for x
    x = 93,910,228,746.71/353,597.04
  6. Step 6: Final answer
    x = 265,585.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.