Home / 526,977.60-727,327.50-300,623.04

Finding the Fourth Proportional to 526,977.60, 727,327.50 and 300,623.04

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Solution

The fourth proportional to 526,977.60, 727,327.50 and 300,623.04 is: 414,915.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,977.60 : 727,327.50 = 300,623.04 : x
  2. Step 2: Convert to fraction form
    526,977.60/727,327.50 = 300,623.04/x
  3. Step 3: Cross multiply
    526,977.60x = 727,327.50 × 300,623.04
  4. Step 4: Simplify right side
    526,977.60x = 218,651,404,125.60
  5. Step 5: Solve for x
    x = 218,651,404,125.60/526,977.60
  6. Step 6: Final answer
    x = 414,915.94

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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.