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Finding the Fourth Proportional to 600,209.76, 828,197.44 and 345,511.72

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Solution

The fourth proportional to 600,209.76, 828,197.44 and 345,511.72 is: 476,753.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,209.76 : 828,197.44 = 345,511.72 : x
  2. Step 2: Convert to fraction form
    600,209.76/828,197.44 = 345,511.72/x
  3. Step 3: Cross multiply
    600,209.76x = 828,197.44 × 345,511.72
  4. Step 4: Simplify right side
    600,209.76x = 286,151,921,994.00
  5. Step 5: Solve for x
    x = 286,151,921,994.00/600,209.76
  6. Step 6: Final answer
    x = 476,753.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.