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Finding the Fourth Proportional to 610,101.88, 841,655.82 and 383,872.12

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Solution

The fourth proportional to 610,101.88, 841,655.82 and 383,872.12 is: 529,564.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,101.88 : 841,655.82 = 383,872.12 : x
  2. Step 2: Convert to fraction form
    610,101.88/841,655.82 = 383,872.12/x
  3. Step 3: Cross multiply
    610,101.88x = 841,655.82 × 383,872.12
  4. Step 4: Simplify right side
    610,101.88x = 323,088,203,933.74
  5. Step 5: Solve for x
    x = 323,088,203,933.74/610,101.88
  6. Step 6: Final answer
    x = 529,564.35

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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.