Home / 1,315,510.20-1,973,265.30-516,526.20

Finding the Fourth Proportional to 1,315,510.20, 1,973,265.30 and 516,526.20

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Solution

The fourth proportional to 1,315,510.20, 1,973,265.30 and 516,526.20 is: 774,789.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,510.20 : 1,973,265.30 = 516,526.20 : x
  2. Step 2: Convert to fraction form
    1,315,510.20/1,973,265.30 = 516,526.20/x
  3. Step 3: Cross multiply
    1,315,510.20x = 1,973,265.30 × 516,526.20
  4. Step 4: Simplify right side
    1,315,510.20x = 1,019,243,227,000.86
  5. Step 5: Solve for x
    x = 1,019,243,227,000.86/1,315,510.20
  6. Step 6: Final answer
    x = 774,789.30

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Similar ratio
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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.