Home / 977,365.20-1,465,999.20-504,098.40

Finding the Fourth Proportional to 977,365.20, 1,465,999.20 and 504,098.40

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Solution

The fourth proportional to 977,365.20, 1,465,999.20 and 504,098.40 is: 756,122.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,365.20 : 1,465,999.20 = 504,098.40 : x
  2. Step 2: Convert to fraction form
    977,365.20/1,465,999.20 = 504,098.40/x
  3. Step 3: Cross multiply
    977,365.20x = 1,465,999.20 × 504,098.40
  4. Step 4: Simplify right side
    977,365.20x = 739,007,851,121.28
  5. Step 5: Solve for x
    x = 739,007,851,121.28/977,365.20
  6. Step 6: Final answer
    x = 756,122.53

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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.