Home / 317,933.00-438,639.05-197,030.17

Finding the Fourth Proportional to 317,933.00, 438,639.05 and 197,030.17

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Solution

The fourth proportional to 317,933.00, 438,639.05 and 197,030.17 is: 271,834.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,933.00 : 438,639.05 = 197,030.17 : x
  2. Step 2: Convert to fraction form
    317,933.00/438,639.05 = 197,030.17/x
  3. Step 3: Cross multiply
    317,933.00x = 438,639.05 × 197,030.17
  4. Step 4: Simplify right side
    317,933.00x = 86,425,126,522.72
  5. Step 5: Solve for x
    x = 86,425,126,522.72/317,933.00
  6. Step 6: Final answer
    x = 271,834.40

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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.