Home / 926,000.80-1,387,964.40-526,832.80

Finding the Fourth Proportional to 926,000.80, 1,387,964.40 and 526,832.80

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Solution

The fourth proportional to 926,000.80, 1,387,964.40 and 526,832.80 is: 789,659.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,000.80 : 1,387,964.40 = 526,832.80 : x
  2. Step 2: Convert to fraction form
    926,000.80/1,387,964.40 = 526,832.80/x
  3. Step 3: Cross multiply
    926,000.80x = 1,387,964.40 × 526,832.80
  4. Step 4: Simplify right side
    926,000.80x = 731,225,171,152.32
  5. Step 5: Solve for x
    x = 731,225,171,152.32/926,000.80
  6. Step 6: Final answer
    x = 789,659.33

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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.