Home / 831,636.10-1,248,037.35-532,843.30

Finding the Fourth Proportional to 831,636.10, 1,248,037.35 and 532,843.30

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Solution

The fourth proportional to 831,636.10, 1,248,037.35 and 532,843.30 is: 799,638.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,636.10 : 1,248,037.35 = 532,843.30 : x
  2. Step 2: Convert to fraction form
    831,636.10/1,248,037.35 = 532,843.30/x
  3. Step 3: Cross multiply
    831,636.10x = 1,248,037.35 × 532,843.30
  4. Step 4: Simplify right side
    831,636.10x = 665,008,340,097.26
  5. Step 5: Solve for x
    x = 665,008,340,097.26/831,636.10
  6. Step 6: Final answer
    x = 799,638.62

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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.