Home / 797,686.40-1,197,112.80-531,358.40

Finding the Fourth Proportional to 797,686.40, 1,197,112.80 and 531,358.40

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Solution

The fourth proportional to 797,686.40, 1,197,112.80 and 531,358.40 is: 797,426.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,686.40 : 1,197,112.80 = 531,358.40 : x
  2. Step 2: Convert to fraction form
    797,686.40/1,197,112.80 = 531,358.40/x
  3. Step 3: Cross multiply
    797,686.40x = 1,197,112.80 × 531,358.40
  4. Step 4: Simplify right side
    797,686.40x = 636,095,942,027.52
  5. Step 5: Solve for x
    x = 636,095,942,027.52/797,686.40
  6. Step 6: Final answer
    x = 797,426.08

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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.