Home / 319,652.17-441,107.10-176,410.35

Finding the Fourth Proportional to 319,652.17, 441,107.10 and 176,410.35

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Solution

The fourth proportional to 319,652.17, 441,107.10 and 176,410.35 is: 243,439.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,652.17 : 441,107.10 = 176,410.35 : x
  2. Step 2: Convert to fraction form
    319,652.17/441,107.10 = 176,410.35/x
  3. Step 3: Cross multiply
    319,652.17x = 441,107.10 × 176,410.35
  4. Step 4: Simplify right side
    319,652.17x = 77,815,857,898.49
  5. Step 5: Solve for x
    x = 77,815,857,898.49/319,652.17
  6. Step 6: Final answer
    x = 243,439.17

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1.5x scale

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.