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Finding the Fourth Proportional to 292,936, 403,860.72 and 232,706.56

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Solution

The fourth proportional to 292,936, 403,860.72 and 232,706.56 is: 320,824.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,936 : 403,860.72 = 232,706.56 : x
  2. Step 2: Convert to fraction form
    292,936/403,860.72 = 232,706.56/x
  3. Step 3: Cross multiply
    292,936x = 403,860.72 × 232,706.56
  4. Step 4: Simplify right side
    292,936x = 93,981,038,870.32
  5. Step 5: Solve for x
    x = 93,981,038,870.32/292,936
  6. Step 6: Final answer
    x = 320,824.48

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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.