Home / 632,503.02-873,214.92-418,264.50

Finding the Fourth Proportional to 632,503.02, 873,214.92 and 418,264.50

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Solution

The fourth proportional to 632,503.02, 873,214.92 and 418,264.50 is: 577,443.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,503.02 : 873,214.92 = 418,264.50 : x
  2. Step 2: Convert to fraction form
    632,503.02/873,214.92 = 418,264.50/x
  3. Step 3: Cross multiply
    632,503.02x = 873,214.92 × 418,264.50
  4. Step 4: Simplify right side
    632,503.02x = 365,234,801,906.34
  5. Step 5: Solve for x
    x = 365,234,801,906.34/632,503.02
  6. Step 6: Final answer
    x = 577,443.57

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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.