Home / 1,118,333.80-1,677,500.70-276,885.56

Finding the Fourth Proportional to 1,118,333.80, 1,677,500.70 and 276,885.56

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Solution

The fourth proportional to 1,118,333.80, 1,677,500.70 and 276,885.56 is: 415,328.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,333.80 : 1,677,500.70 = 276,885.56 : x
  2. Step 2: Convert to fraction form
    1,118,333.80/1,677,500.70 = 276,885.56/x
  3. Step 3: Cross multiply
    1,118,333.80x = 1,677,500.70 × 276,885.56
  4. Step 4: Simplify right side
    1,118,333.80x = 464,475,720,719.89
  5. Step 5: Solve for x
    x = 464,475,720,719.89/1,118,333.80
  6. Step 6: Final answer
    x = 415,328.34

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Similar ratio
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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.