Home / 314,944.59-434,624.90-201,832.95

Finding the Fourth Proportional to 314,944.59, 434,624.90 and 201,832.95

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Solution

The fourth proportional to 314,944.59, 434,624.90 and 201,832.95 is: 278,530.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,944.59 : 434,624.90 = 201,832.95 : x
  2. Step 2: Convert to fraction form
    314,944.59/434,624.90 = 201,832.95/x
  3. Step 3: Cross multiply
    314,944.59x = 434,624.90 × 201,832.95
  4. Step 4: Simplify right side
    314,944.59x = 87,721,624,701.29
  5. Step 5: Solve for x
    x = 87,721,624,701.29/314,944.59
  6. Step 6: Final answer
    x = 278,530.34

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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.