Home / 836,199.60-1,254,299.40-688,577.10

Finding the Fourth Proportional to 836,199.60, 1,254,299.40 and 688,577.10

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Solution

The fourth proportional to 836,199.60, 1,254,299.40 and 688,577.10 is: 1,032,865.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,199.60 : 1,254,299.40 = 688,577.10 : x
  2. Step 2: Convert to fraction form
    836,199.60/1,254,299.40 = 688,577.10/x
  3. Step 3: Cross multiply
    836,199.60x = 1,254,299.40 × 688,577.10
  4. Step 4: Simplify right side
    836,199.60x = 863,681,843,383.74
  5. Step 5: Solve for x
    x = 863,681,843,383.74/836,199.60
  6. Step 6: Final answer
    x = 1,032,865.65

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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.