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Finding the Fourth Proportional to 401,598.71, 602,581.94 and 173,963.93

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Solution

The fourth proportional to 401,598.71, 602,581.94 and 173,963.93 is: 261,025.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,598.71 : 602,581.94 = 173,963.93 : x
  2. Step 2: Convert to fraction form
    401,598.71/602,581.94 = 173,963.93/x
  3. Step 3: Cross multiply
    401,598.71x = 602,581.94 × 173,963.93
  4. Step 4: Simplify right side
    401,598.71x = 104,827,521,559.61
  5. Step 5: Solve for x
    x = 104,827,521,559.61/401,598.71
  6. Step 6: Final answer
    x = 261,025.54

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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.