Home / 662,023.60-992,549.40-262,466.80

Finding the Fourth Proportional to 662,023.60, 992,549.40 and 262,466.80

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Solution

The fourth proportional to 662,023.60, 992,549.40 and 262,466.80 is: 393,507.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,023.60 : 992,549.40 = 262,466.80 : x
  2. Step 2: Convert to fraction form
    662,023.60/992,549.40 = 262,466.80/x
  3. Step 3: Cross multiply
    662,023.60x = 992,549.40 × 262,466.80
  4. Step 4: Simplify right side
    662,023.60x = 260,511,264,859.92
  5. Step 5: Solve for x
    x = 260,511,264,859.92/662,023.60
  6. Step 6: Final answer
    x = 393,507.52

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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.