Home / 876,006.40-1,314,009.60-593,996.80

Finding the Fourth Proportional to 876,006.40, 1,314,009.60 and 593,996.80

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Solution

The fourth proportional to 876,006.40, 1,314,009.60 and 593,996.80 is: 890,995.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,006.40 : 1,314,009.60 = 593,996.80 : x
  2. Step 2: Convert to fraction form
    876,006.40/1,314,009.60 = 593,996.80/x
  3. Step 3: Cross multiply
    876,006.40x = 1,314,009.60 × 593,996.80
  4. Step 4: Simplify right side
    876,006.40x = 780,517,497,569.28
  5. Step 5: Solve for x
    x = 780,517,497,569.28/876,006.40
  6. Step 6: Final answer
    x = 890,995.20

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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.