Home / 977,144.20-1,465,667.70-503,877.40

Finding the Fourth Proportional to 977,144.20, 1,465,667.70 and 503,877.40

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Solution

The fourth proportional to 977,144.20, 1,465,667.70 and 503,877.40 is: 755,791.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,144.20 : 1,465,667.70 = 503,877.40 : x
  2. Step 2: Convert to fraction form
    977,144.20/1,465,667.70 = 503,877.40/x
  3. Step 3: Cross multiply
    977,144.20x = 1,465,667.70 × 503,877.40
  4. Step 4: Simplify right side
    977,144.20x = 738,516,829,939.98
  5. Step 5: Solve for x
    x = 738,516,829,939.98/977,144.20
  6. Step 6: Final answer
    x = 755,791.04

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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.