Home / 1,175,190.40-1,760,744.40-542,807.20

Finding the Fourth Proportional to 1,175,190.40, 1,760,744.40 and 542,807.20

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Solution

The fourth proportional to 1,175,190.40, 1,760,744.40 and 542,807.20 is: 813,267.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,190.40 : 1,760,744.40 = 542,807.20 : x
  2. Step 2: Convert to fraction form
    1,175,190.40/1,760,744.40 = 542,807.20/x
  3. Step 3: Cross multiply
    1,175,190.40x = 1,760,744.40 × 542,807.20
  4. Step 4: Simplify right side
    1,175,190.40x = 955,744,737,679.68
  5. Step 5: Solve for x
    x = 955,744,737,679.68/1,175,190.40
  6. Step 6: Final answer
    x = 813,267.99

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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.