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Finding the Fourth Proportional to 601,874.84, 830,672.82 and 372,506.00

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Solution

The fourth proportional to 601,874.84, 830,672.82 and 372,506.00 is: 514,111.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,874.84 : 830,672.82 = 372,506.00 : x
  2. Step 2: Convert to fraction form
    601,874.84/830,672.82 = 372,506.00/x
  3. Step 3: Cross multiply
    601,874.84x = 830,672.82 × 372,506.00
  4. Step 4: Simplify right side
    601,874.84x = 309,430,605,333.56
  5. Step 5: Solve for x
    x = 309,430,605,333.56/601,874.84
  6. Step 6: Final answer
    x = 514,111.22

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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.