Home / 977,013.20-1,465,471.20-503,746.40

Finding the Fourth Proportional to 977,013.20, 1,465,471.20 and 503,746.40

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Solution

The fourth proportional to 977,013.20, 1,465,471.20 and 503,746.40 is: 755,594.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,013.20 : 1,465,471.20 = 503,746.40 : x
  2. Step 2: Convert to fraction form
    977,013.20/1,465,471.20 = 503,746.40/x
  3. Step 3: Cross multiply
    977,013.20x = 1,465,471.20 × 503,746.40
  4. Step 4: Simplify right side
    977,013.20x = 738,225,841,303.68
  5. Step 5: Solve for x
    x = 738,225,841,303.68/977,013.20
  6. Step 6: Final answer
    x = 755,594.54

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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.