Home / 873,944.28-1,206,221.76-551,437.11

Finding the Fourth Proportional to 873,944.28, 1,206,221.76 and 551,437.11

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Solution

The fourth proportional to 873,944.28, 1,206,221.76 and 551,437.11 is: 761,095.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,944.28 : 1,206,221.76 = 551,437.11 : x
  2. Step 2: Convert to fraction form
    873,944.28/1,206,221.76 = 551,437.11/x
  3. Step 3: Cross multiply
    873,944.28x = 1,206,221.76 × 551,437.11
  4. Step 4: Simplify right side
    873,944.28x = 665,155,441,353.51
  5. Step 5: Solve for x
    x = 665,155,441,353.51/873,944.28
  6. Step 6: Final answer
    x = 761,095.94

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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.