Home / 700,781.40-1,051,346.88-202,145.40

Finding the Fourth Proportional to 700,781.40, 1,051,346.88 and 202,145.40

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Solution

The fourth proportional to 700,781.40, 1,051,346.88 and 202,145.40 is: 303,268.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,781.40 : 1,051,346.88 = 202,145.40 : x
  2. Step 2: Convert to fraction form
    700,781.40/1,051,346.88 = 202,145.40/x
  3. Step 3: Cross multiply
    700,781.40x = 1,051,346.88 × 202,145.40
  4. Step 4: Simplify right side
    700,781.40x = 212,524,935,596.35
  5. Step 5: Solve for x
    x = 212,524,935,596.35/700,781.40
  6. Step 6: Final answer
    x = 303,268.52

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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.