Home / 316,667.26-437,000.97-173,436.31

Finding the Fourth Proportional to 316,667.26, 437,000.97 and 173,436.31

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Solution

The fourth proportional to 316,667.26, 437,000.97 and 173,436.31 is: 239,342.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,667.26 : 437,000.97 = 173,436.31 : x
  2. Step 2: Convert to fraction form
    316,667.26/437,000.97 = 173,436.31/x
  3. Step 3: Cross multiply
    316,667.26x = 437,000.97 × 173,436.31
  4. Step 4: Simplify right side
    316,667.26x = 75,791,835,703.22
  5. Step 5: Solve for x
    x = 75,791,835,703.22/316,667.26
  6. Step 6: Final answer
    x = 239,342.19

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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.