Home / 933,266.40-1,400,936.40-578,680.80

Finding the Fourth Proportional to 933,266.40, 1,400,936.40 and 578,680.80

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Solution

The fourth proportional to 933,266.40, 1,400,936.40 and 578,680.80 is: 868,664.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,266.40 : 1,400,936.40 = 578,680.80 : x
  2. Step 2: Convert to fraction form
    933,266.40/1,400,936.40 = 578,680.80/x
  3. Step 3: Cross multiply
    933,266.40x = 1,400,936.40 × 578,680.80
  4. Step 4: Simplify right side
    933,266.40x = 810,694,996,701.12
  5. Step 5: Solve for x
    x = 810,694,996,701.12/933,266.40
  6. Step 6: Final answer
    x = 868,664.08

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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.