Home / 799,997.80-1,196,886.30-520,061.80

Finding the Fourth Proportional to 799,997.80, 1,196,886.30 and 520,061.80

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Solution

The fourth proportional to 799,997.80, 1,196,886.30 and 520,061.80 is: 778,070.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,997.80 : 1,196,886.30 = 520,061.80 : x
  2. Step 2: Convert to fraction form
    799,997.80/1,196,886.30 = 520,061.80/x
  3. Step 3: Cross multiply
    799,997.80x = 1,196,886.30 × 520,061.80
  4. Step 4: Simplify right side
    799,997.80x = 622,454,843,573.34
  5. Step 5: Solve for x
    x = 622,454,843,573.34/799,997.80
  6. Step 6: Final answer
    x = 778,070.69

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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.