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Finding the Fourth Proportional to 593,473.06, 818,944.36 and 348,432

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Solution

The fourth proportional to 593,473.06, 818,944.36 and 348,432 is: 480,807.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,473.06 : 818,944.36 = 348,432 : x
  2. Step 2: Convert to fraction form
    593,473.06/818,944.36 = 348,432/x
  3. Step 3: Cross multiply
    593,473.06x = 818,944.36 × 348,432
  4. Step 4: Simplify right side
    593,473.06x = 285,346,421,243.52
  5. Step 5: Solve for x
    x = 285,346,421,243.52/593,473.06
  6. Step 6: Final answer
    x = 480,807.71

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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.