Home / 694,315.40-1,042,250.70-537,240.20

Finding the Fourth Proportional to 694,315.40, 1,042,250.70 and 537,240.20

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Solution

The fourth proportional to 694,315.40, 1,042,250.70 and 537,240.20 is: 806,461.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,315.40 : 1,042,250.70 = 537,240.20 : x
  2. Step 2: Convert to fraction form
    694,315.40/1,042,250.70 = 537,240.20/x
  3. Step 3: Cross multiply
    694,315.40x = 1,042,250.70 × 537,240.20
  4. Step 4: Simplify right side
    694,315.40x = 559,938,974,518.14
  5. Step 5: Solve for x
    x = 559,938,974,518.14/694,315.40
  6. Step 6: Final answer
    x = 806,461.98

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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.