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Finding the Fourth Proportional to 835,783.68, 1,152,499.68 and 593,814.24

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Solution

The fourth proportional to 835,783.68, 1,152,499.68 and 593,814.24 is: 818,837.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,783.68 : 1,152,499.68 = 593,814.24 : x
  2. Step 2: Convert to fraction form
    835,783.68/1,152,499.68 = 593,814.24/x
  3. Step 3: Cross multiply
    835,783.68x = 1,152,499.68 × 593,814.24
  4. Step 4: Simplify right side
    835,783.68x = 684,370,721,579.44
  5. Step 5: Solve for x
    x = 684,370,721,579.44/835,783.68
  6. Step 6: Final answer
    x = 818,837.14

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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.