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Finding the Fourth Proportional to 537,325.76, 805,959.52 and 163,319.60

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Solution

The fourth proportional to 537,325.76, 805,959.52 and 163,319.60 is: 244,970.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,325.76 : 805,959.52 = 163,319.60 : x
  2. Step 2: Convert to fraction form
    537,325.76/805,959.52 = 163,319.60/x
  3. Step 3: Cross multiply
    537,325.76x = 805,959.52 × 163,319.60
  4. Step 4: Simplify right side
    537,325.76x = 131,628,986,422.59
  5. Step 5: Solve for x
    x = 131,628,986,422.59/537,325.76
  6. Step 6: Final answer
    x = 244,970.55

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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.