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Finding the Fourth Proportional to 554,675.99, 832,121.87 and 213,094.53

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Solution

The fourth proportional to 554,675.99, 832,121.87 and 213,094.53 is: 319,683.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,675.99 : 832,121.87 = 213,094.53 : x
  2. Step 2: Convert to fraction form
    554,675.99/832,121.87 = 213,094.53/x
  3. Step 3: Cross multiply
    554,675.99x = 832,121.87 × 213,094.53
  4. Step 4: Simplify right side
    554,675.99x = 177,320,617,724.90
  5. Step 5: Solve for x
    x = 177,320,617,724.90/554,675.99
  6. Step 6: Final answer
    x = 319,683.24

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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.