Home / 975,359.34-1,345,997.88-545,646.66

Finding the Fourth Proportional to 975,359.34, 1,345,997.88 and 545,646.66

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Solution

The fourth proportional to 975,359.34, 1,345,997.88 and 545,646.66 is: 752,993.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,359.34 : 1,345,997.88 = 545,646.66 : x
  2. Step 2: Convert to fraction form
    975,359.34/1,345,997.88 = 545,646.66/x
  3. Step 3: Cross multiply
    975,359.34x = 1,345,997.88 × 545,646.66
  4. Step 4: Simplify right side
    975,359.34x = 734,439,247,589.08
  5. Step 5: Solve for x
    x = 734,439,247,589.08/975,359.34
  6. Step 6: Final answer
    x = 752,993.50

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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.