Home / 996,332.64-1,374,944.40-543,633.36

Finding the Fourth Proportional to 996,332.64, 1,374,944.40 and 543,633.36

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Solution

The fourth proportional to 996,332.64, 1,374,944.40 and 543,633.36 is: 750,216.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,332.64 : 1,374,944.40 = 543,633.36 : x
  2. Step 2: Convert to fraction form
    996,332.64/1,374,944.40 = 543,633.36/x
  3. Step 3: Cross multiply
    996,332.64x = 1,374,944.40 × 543,633.36
  4. Step 4: Simplify right side
    996,332.64x = 747,465,643,985.18
  5. Step 5: Solve for x
    x = 747,465,643,985.18/996,332.64
  6. Step 6: Final answer
    x = 750,216.96

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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.