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Finding the Fourth Proportional to 468,631.95, 702,802.58 and 169,073.60

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Solution

The fourth proportional to 468,631.95, 702,802.58 and 169,073.60 is: 253,557.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,631.95 : 702,802.58 = 169,073.60 : x
  2. Step 2: Convert to fraction form
    468,631.95/702,802.58 = 169,073.60/x
  3. Step 3: Cross multiply
    468,631.95x = 702,802.58 × 169,073.60
  4. Step 4: Simplify right side
    468,631.95x = 118,825,357,930.51
  5. Step 5: Solve for x
    x = 118,825,357,930.51/468,631.95
  6. Step 6: Final answer
    x = 253,557.95

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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.