Home / 452,135.76-623,948.25-268,411.19

Finding the Fourth Proportional to 452,135.76, 623,948.25 and 268,411.19

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Solution

The fourth proportional to 452,135.76, 623,948.25 and 268,411.19 is: 370,407.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,135.76 : 623,948.25 = 268,411.19 : x
  2. Step 2: Convert to fraction form
    452,135.76/623,948.25 = 268,411.19/x
  3. Step 3: Cross multiply
    452,135.76x = 623,948.25 × 268,411.19
  4. Step 4: Simplify right side
    452,135.76x = 167,474,689,161.18
  5. Step 5: Solve for x
    x = 167,474,689,161.18/452,135.76
  6. Step 6: Final answer
    x = 370,407.97

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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.