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Finding the Fourth Proportional to 367,246.95, 550,870.43 and 320,590.95

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Solution

The fourth proportional to 367,246.95, 550,870.43 and 320,590.95 is: 480,886.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,246.95 : 550,870.43 = 320,590.95 : x
  2. Step 2: Convert to fraction form
    367,246.95/550,870.43 = 320,590.95/x
  3. Step 3: Cross multiply
    367,246.95x = 550,870.43 × 320,590.95
  4. Step 4: Simplify right side
    367,246.95x = 176,604,072,877.65
  5. Step 5: Solve for x
    x = 176,604,072,877.65/367,246.95
  6. Step 6: Final answer
    x = 480,886.43

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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.