Home / 977,171.10-1,465,756.65-623,751.90

Finding the Fourth Proportional to 977,171.10, 1,465,756.65 and 623,751.90

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Solution

The fourth proportional to 977,171.10, 1,465,756.65 and 623,751.90 is: 935,627.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,171.10 : 1,465,756.65 = 623,751.90 : x
  2. Step 2: Convert to fraction form
    977,171.10/1,465,756.65 = 623,751.90/x
  3. Step 3: Cross multiply
    977,171.10x = 1,465,756.65 × 623,751.90
  4. Step 4: Simplify right side
    977,171.10x = 914,268,495,375.14
  5. Step 5: Solve for x
    x = 914,268,495,375.14/977,171.10
  6. Step 6: Final answer
    x = 935,627.85

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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.