Home / 980,557.03-1,471,279.14-500,536.93

Finding the Fourth Proportional to 980,557.03, 1,471,279.14 and 500,536.93

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Solution

The fourth proportional to 980,557.03, 1,471,279.14 and 500,536.93 is: 751,031.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,557.03 : 1,471,279.14 = 500,536.93 : x
  2. Step 2: Convert to fraction form
    980,557.03/1,471,279.14 = 500,536.93/x
  3. Step 3: Cross multiply
    980,557.03x = 1,471,279.14 × 500,536.93
  4. Step 4: Simplify right side
    980,557.03x = 736,429,543,908.64
  5. Step 5: Solve for x
    x = 736,429,543,908.64/980,557.03
  6. Step 6: Final answer
    x = 751,031.83

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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.