Home / 749,256.60-1,123,884.90-662,651.40

Finding the Fourth Proportional to 749,256.60, 1,123,884.90 and 662,651.40

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Solution

The fourth proportional to 749,256.60, 1,123,884.90 and 662,651.40 is: 993,977.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,256.60 : 1,123,884.90 = 662,651.40 : x
  2. Step 2: Convert to fraction form
    749,256.60/1,123,884.90 = 662,651.40/x
  3. Step 3: Cross multiply
    749,256.60x = 1,123,884.90 × 662,651.40
  4. Step 4: Simplify right side
    749,256.60x = 744,743,902,423.86
  5. Step 5: Solve for x
    x = 744,743,902,423.86/749,256.60
  6. Step 6: Final answer
    x = 993,977.10

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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.