Home / 702,861.20-1,054,291.80-516,237.20

Finding the Fourth Proportional to 702,861.20, 1,054,291.80 and 516,237.20

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Solution

The fourth proportional to 702,861.20, 1,054,291.80 and 516,237.20 is: 774,355.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,861.20 : 1,054,291.80 = 516,237.20 : x
  2. Step 2: Convert to fraction form
    702,861.20/1,054,291.80 = 516,237.20/x
  3. Step 3: Cross multiply
    702,861.20x = 1,054,291.80 × 516,237.20
  4. Step 4: Simplify right side
    702,861.20x = 544,264,646,814.96
  5. Step 5: Solve for x
    x = 544,264,646,814.96/702,861.20
  6. Step 6: Final answer
    x = 774,355.80

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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.