Home / 1,052,528.61-1,452,157.91-644,204.78

Finding the Fourth Proportional to 1,052,528.61, 1,452,157.91 and 644,204.78

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Solution

The fourth proportional to 1,052,528.61, 1,452,157.91 and 644,204.78 is: 888,799.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,528.61 : 1,452,157.91 = 644,204.78 : x
  2. Step 2: Convert to fraction form
    1,052,528.61/1,452,157.91 = 644,204.78/x
  3. Step 3: Cross multiply
    1,052,528.61x = 1,452,157.91 × 644,204.78
  4. Step 4: Simplify right side
    1,052,528.61x = 935,487,064,316.36
  5. Step 5: Solve for x
    x = 935,487,064,316.36/1,052,528.61
  6. Step 6: Final answer
    x = 888,799.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.