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Finding the Fourth Proportional to 316,694.01, 437,033.32 and 180,771.06

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Solution

The fourth proportional to 316,694.01, 437,033.32 and 180,771.06 is: 249,461.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,694.01 : 437,033.32 = 180,771.06 : x
  2. Step 2: Convert to fraction form
    316,694.01/437,033.32 = 180,771.06/x
  3. Step 3: Cross multiply
    316,694.01x = 437,033.32 × 180,771.06
  4. Step 4: Simplify right side
    316,694.01x = 79,002,976,511.72
  5. Step 5: Solve for x
    x = 79,002,976,511.72/316,694.01
  6. Step 6: Final answer
    x = 249,461.54

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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.