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Finding the Fourth Proportional to 531,645.18, 733,671.59 and 302,204.00

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Solution

The fourth proportional to 531,645.18, 733,671.59 and 302,204.00 is: 417,042.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,645.18 : 733,671.59 = 302,204.00 : x
  2. Step 2: Convert to fraction form
    531,645.18/733,671.59 = 302,204.00/x
  3. Step 3: Cross multiply
    531,645.18x = 733,671.59 × 302,204.00
  4. Step 4: Simplify right side
    531,645.18x = 221,718,484,004.98
  5. Step 5: Solve for x
    x = 221,718,484,004.98/531,645.18
  6. Step 6: Final answer
    x = 417,042.22

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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.