Home / 704,253.44-1,054,577.10-388,359.92

Finding the Fourth Proportional to 704,253.44, 1,054,577.10 and 388,359.92

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Solution

The fourth proportional to 704,253.44, 1,054,577.10 and 388,359.92 is: 581,545.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,253.44 : 1,054,577.10 = 388,359.92 : x
  2. Step 2: Convert to fraction form
    704,253.44/1,054,577.10 = 388,359.92/x
  3. Step 3: Cross multiply
    704,253.44x = 1,054,577.10 × 388,359.92
  4. Step 4: Simplify right side
    704,253.44x = 409,555,478,189.83
  5. Step 5: Solve for x
    x = 409,555,478,189.83/704,253.44
  6. Step 6: Final answer
    x = 581,545.58

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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.