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Finding the Fourth Proportional to 401,497.50, 602,479.53 and 179,881.50

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Solution

The fourth proportional to 401,497.50, 602,479.53 and 179,881.50 is: 269,926.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,497.50 : 602,479.53 = 179,881.50 : x
  2. Step 2: Convert to fraction form
    401,497.50/602,479.53 = 179,881.50/x
  3. Step 3: Cross multiply
    401,497.50x = 602,479.53 × 179,881.50
  4. Step 4: Simplify right side
    401,497.50x = 108,374,921,575.70
  5. Step 5: Solve for x
    x = 108,374,921,575.70/401,497.50
  6. Step 6: Final answer
    x = 269,926.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.