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Finding the Fourth Proportional to 344,974.88, 475,908 and 249,330.08

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Solution

The fourth proportional to 344,974.88, 475,908 and 249,330.08 is: 343,961.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,974.88 : 475,908 = 249,330.08 : x
  2. Step 2: Convert to fraction form
    344,974.88/475,908 = 249,330.08/x
  3. Step 3: Cross multiply
    344,974.88x = 475,908 × 249,330.08
  4. Step 4: Simplify right side
    344,974.88x = 118,658,179,712.64
  5. Step 5: Solve for x
    x = 118,658,179,712.64/344,974.88
  6. Step 6: Final answer
    x = 343,961.80

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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.