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Finding the Fourth Proportional to 316,703.80, 437,058.33 and 180,735.04

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Solution

The fourth proportional to 316,703.80, 437,058.33 and 180,735.04 is: 249,418.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,703.80 : 437,058.33 = 180,735.04 : x
  2. Step 2: Convert to fraction form
    316,703.80/437,058.33 = 180,735.04/x
  3. Step 3: Cross multiply
    316,703.80x = 437,058.33 × 180,735.04
  4. Step 4: Simplify right side
    316,703.80x = 78,991,754,754.88
  5. Step 5: Solve for x
    x = 78,991,754,754.88/316,703.80
  6. Step 6: Final answer
    x = 249,418.40

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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.