Home / 977,126.70-1,465,641.45-503,859.90

Finding the Fourth Proportional to 977,126.70, 1,465,641.45 and 503,859.90

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Solution

The fourth proportional to 977,126.70, 1,465,641.45 and 503,859.90 is: 755,764.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,126.70 : 1,465,641.45 = 503,859.90 : x
  2. Step 2: Convert to fraction form
    977,126.70/1,465,641.45 = 503,859.90/x
  3. Step 3: Cross multiply
    977,126.70x = 1,465,641.45 × 503,859.90
  4. Step 4: Simplify right side
    977,126.70x = 738,477,954,432.86
  5. Step 5: Solve for x
    x = 738,477,954,432.86/977,126.70
  6. Step 6: Final answer
    x = 755,764.79

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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.