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Finding the Fourth Proportional to 529,970.68, 794,981.54 and 174,976.84

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Solution

The fourth proportional to 529,970.68, 794,981.54 and 174,976.84 is: 262,473.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,970.68 : 794,981.54 = 174,976.84 : x
  2. Step 2: Convert to fraction form
    529,970.68/794,981.54 = 174,976.84/x
  3. Step 3: Cross multiply
    529,970.68x = 794,981.54 × 174,976.84
  4. Step 4: Simplify right side
    529,970.68x = 139,103,357,727.53
  5. Step 5: Solve for x
    x = 139,103,357,727.53/529,970.68
  6. Step 6: Final answer
    x = 262,473.69

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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.