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Finding the Fourth Proportional to 319,706.49, 441,195.00 and 176,466.57

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Solution

The fourth proportional to 319,706.49, 441,195.00 and 176,466.57 is: 243,523.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,706.49 : 441,195.00 = 176,466.57 : x
  2. Step 2: Convert to fraction form
    319,706.49/441,195.00 = 176,466.57/x
  3. Step 3: Cross multiply
    319,706.49x = 441,195.00 × 176,466.57
  4. Step 4: Simplify right side
    319,706.49x = 77,856,169,674.76
  5. Step 5: Solve for x
    x = 77,856,169,674.76/319,706.49
  6. Step 6: Final answer
    x = 243,523.89

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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.