Home / 876,657.10-1,314,985.65-451,504.30

Finding the Fourth Proportional to 876,657.10, 1,314,985.65 and 451,504.30

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Solution

The fourth proportional to 876,657.10, 1,314,985.65 and 451,504.30 is: 677,256.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,657.10 : 1,314,985.65 = 451,504.30 : x
  2. Step 2: Convert to fraction form
    876,657.10/1,314,985.65 = 451,504.30/x
  3. Step 3: Cross multiply
    876,657.10x = 1,314,985.65 × 451,504.30
  4. Step 4: Simplify right side
    876,657.10x = 593,721,675,413.30
  5. Step 5: Solve for x
    x = 593,721,675,413.30/876,657.10
  6. Step 6: Final answer
    x = 677,256.45

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Similar ratio
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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.