Home / 694,321.40-1,042,259.70-537,246.20

Finding the Fourth Proportional to 694,321.40, 1,042,259.70 and 537,246.20

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Solution

The fourth proportional to 694,321.40, 1,042,259.70 and 537,246.20 is: 806,470.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,321.40 : 1,042,259.70 = 537,246.20 : x
  2. Step 2: Convert to fraction form
    694,321.40/1,042,259.70 = 537,246.20/x
  3. Step 3: Cross multiply
    694,321.40x = 1,042,259.70 × 537,246.20
  4. Step 4: Simplify right side
    694,321.40x = 559,950,063,238.14
  5. Step 5: Solve for x
    x = 559,950,063,238.14/694,321.40
  6. Step 6: Final answer
    x = 806,470.98

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1.5x scale

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.