Home / 844,443.20-1,266,664.80-529,870.40

Finding the Fourth Proportional to 844,443.20, 1,266,664.80 and 529,870.40

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Solution

The fourth proportional to 844,443.20, 1,266,664.80 and 529,870.40 is: 794,805.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,443.20 : 1,266,664.80 = 529,870.40 : x
  2. Step 2: Convert to fraction form
    844,443.20/1,266,664.80 = 529,870.40/x
  3. Step 3: Cross multiply
    844,443.20x = 1,266,664.80 × 529,870.40
  4. Step 4: Simplify right side
    844,443.20x = 671,168,184,241.92
  5. Step 5: Solve for x
    x = 671,168,184,241.92/844,443.20
  6. Step 6: Final answer
    x = 794,805.60

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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.