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Finding the Fourth Proportional to 454,590.25, 627,182.25 and 293,554.15

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Solution

The fourth proportional to 454,590.25, 627,182.25 and 293,554.15 is: 405,006.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,590.25 : 627,182.25 = 293,554.15 : x
  2. Step 2: Convert to fraction form
    454,590.25/627,182.25 = 293,554.15/x
  3. Step 3: Cross multiply
    454,590.25x = 627,182.25 × 293,554.15
  4. Step 4: Simplify right side
    454,590.25x = 184,111,952,293.84
  5. Step 5: Solve for x
    x = 184,111,952,293.84/454,590.25
  6. Step 6: Final answer
    x = 405,006.38

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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.