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Finding the Fourth Proportional to 550,341.08, 825,374.88 and 310,560.24

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Solution

The fourth proportional to 550,341.08, 825,374.88 and 310,560.24 is: 465,763.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,341.08 : 825,374.88 = 310,560.24 : x
  2. Step 2: Convert to fraction form
    550,341.08/825,374.88 = 310,560.24/x
  3. Step 3: Cross multiply
    550,341.08x = 825,374.88 × 310,560.24
  4. Step 4: Simplify right side
    550,341.08x = 256,328,620,822.77
  5. Step 5: Solve for x
    x = 256,328,620,822.77/550,341.08
  6. Step 6: Final answer
    x = 465,763.20

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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.