Home / 1,160,220.29-1,601,200.44-644,022.68

Finding the Fourth Proportional to 1,160,220.29, 1,601,200.44 and 644,022.68

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Solution

The fourth proportional to 1,160,220.29, 1,601,200.44 and 644,022.68 is: 888,804.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,220.29 : 1,601,200.44 = 644,022.68 : x
  2. Step 2: Convert to fraction form
    1,160,220.29/1,601,200.44 = 644,022.68/x
  3. Step 3: Cross multiply
    1,160,220.29x = 1,601,200.44 × 644,022.68
  4. Step 4: Simplify right side
    1,160,220.29x = 1,031,209,390,579.98
  5. Step 5: Solve for x
    x = 1,031,209,390,579.98/1,160,220.29
  6. Step 6: Final answer
    x = 888,804.83

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1.5x scale

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.