Home / 526,705.16-790,064.45-185,134.80

Finding the Fourth Proportional to 526,705.16, 790,064.45 and 185,134.80

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Solution

The fourth proportional to 526,705.16, 790,064.45 and 185,134.80 is: 277,704.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,705.16 : 790,064.45 = 185,134.80 : x
  2. Step 2: Convert to fraction form
    526,705.16/790,064.45 = 185,134.80/x
  3. Step 3: Cross multiply
    526,705.16x = 790,064.45 × 185,134.80
  4. Step 4: Simplify right side
    526,705.16x = 146,268,423,012.19
  5. Step 5: Solve for x
    x = 146,268,423,012.19/526,705.16
  6. Step 6: Final answer
    x = 277,704.56

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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.