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Finding the Fourth Proportional to 606,915.14, 837,542.89 and 338,643.14

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Solution

The fourth proportional to 606,915.14, 837,542.89 and 338,643.14 is: 467,327.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,915.14 : 837,542.89 = 338,643.14 : x
  2. Step 2: Convert to fraction form
    606,915.14/837,542.89 = 338,643.14/x
  3. Step 3: Cross multiply
    606,915.14x = 837,542.89 × 338,643.14
  4. Step 4: Simplify right side
    606,915.14x = 283,628,156,053.48
  5. Step 5: Solve for x
    x = 283,628,156,053.48/606,915.14
  6. Step 6: Final answer
    x = 467,327.53

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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.