Home / 527,830.60-791,919.66-351,033.16

Finding the Fourth Proportional to 527,830.60, 791,919.66 and 351,033.16

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Solution

The fourth proportional to 527,830.60, 791,919.66 and 351,033.16 is: 526,665.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,830.60 : 791,919.66 = 351,033.16 : x
  2. Step 2: Convert to fraction form
    527,830.60/791,919.66 = 351,033.16/x
  3. Step 3: Cross multiply
    527,830.60x = 791,919.66 × 351,033.16
  4. Step 4: Simplify right side
    527,830.60x = 277,990,060,715.93
  5. Step 5: Solve for x
    x = 277,990,060,715.93/527,830.60
  6. Step 6: Final answer
    x = 526,665.30

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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.