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Finding the Fourth Proportional to 604,007.00, 832,844.84 and 385,927.55

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Solution

The fourth proportional to 604,007.00, 832,844.84 and 385,927.55 is: 532,142.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,007.00 : 832,844.84 = 385,927.55 : x
  2. Step 2: Convert to fraction form
    604,007.00/832,844.84 = 385,927.55/x
  3. Step 3: Cross multiply
    604,007.00x = 832,844.84 × 385,927.55
  4. Step 4: Simplify right side
    604,007.00x = 321,417,771,678.27
  5. Step 5: Solve for x
    x = 321,417,771,678.27/604,007.00
  6. Step 6: Final answer
    x = 532,142.47

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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.