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Finding the Fourth Proportional to 650,733.90, 976,246.65 and 251,339.10

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Solution

The fourth proportional to 650,733.90, 976,246.65 and 251,339.10 is: 377,064.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,733.90 : 976,246.65 = 251,339.10 : x
  2. Step 2: Convert to fraction form
    650,733.90/976,246.65 = 251,339.10/x
  3. Step 3: Cross multiply
    650,733.90x = 976,246.65 × 251,339.10
  4. Step 4: Simplify right side
    650,733.90x = 245,368,954,389.02
  5. Step 5: Solve for x
    x = 245,368,954,389.02/650,733.90
  6. Step 6: Final answer
    x = 377,064.96

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1.5x scale

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.