Home / 474,436.95-711,669.01-186,236.59

Finding the Fourth Proportional to 474,436.95, 711,669.01 and 186,236.59

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Solution

The fourth proportional to 474,436.95, 711,669.01 and 186,236.59 is: 279,360.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,436.95 : 711,669.01 = 186,236.59 : x
  2. Step 2: Convert to fraction form
    474,436.95/711,669.01 = 186,236.59/x
  3. Step 3: Cross multiply
    474,436.95x = 711,669.01 × 186,236.59
  4. Step 4: Simplify right side
    474,436.95x = 132,538,813,395.22
  5. Step 5: Solve for x
    x = 132,538,813,395.22/474,436.95
  6. Step 6: Final answer
    x = 279,360.23

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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.