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Finding the Fourth Proportional to 243,721.66, 365,320.04 and 232,547.98

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Solution

The fourth proportional to 243,721.66, 365,320.04 and 232,547.98 is: 348,571.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,721.66 : 365,320.04 = 232,547.98 : x
  2. Step 2: Convert to fraction form
    243,721.66/365,320.04 = 232,547.98/x
  3. Step 3: Cross multiply
    243,721.66x = 365,320.04 × 232,547.98
  4. Step 4: Simplify right side
    243,721.66x = 84,954,437,355.52
  5. Step 5: Solve for x
    x = 84,954,437,355.52/243,721.66
  6. Step 6: Final answer
    x = 348,571.55

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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.