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Finding the Fourth Proportional to 592,153.48, 817,263.78 and 388,794.34

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Solution

The fourth proportional to 592,153.48, 817,263.78 and 388,794.34 is: 536,596.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,153.48 : 817,263.78 = 388,794.34 : x
  2. Step 2: Convert to fraction form
    592,153.48/817,263.78 = 388,794.34/x
  3. Step 3: Cross multiply
    592,153.48x = 817,263.78 × 388,794.34
  4. Step 4: Simplify right side
    592,153.48x = 317,747,531,951.01
  5. Step 5: Solve for x
    x = 317,747,531,951.01/592,153.48
  6. Step 6: Final answer
    x = 536,596.58

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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.