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Finding the Fourth Proportional to 375,406.01, 562,717.32 and 185,748.01

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Solution

The fourth proportional to 375,406.01, 562,717.32 and 185,748.01 is: 278,428.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,406.01 : 562,717.32 = 185,748.01 : x
  2. Step 2: Convert to fraction form
    375,406.01/562,717.32 = 185,748.01/x
  3. Step 3: Cross multiply
    375,406.01x = 562,717.32 × 185,748.01
  4. Step 4: Simplify right side
    375,406.01x = 104,523,622,382.53
  5. Step 5: Solve for x
    x = 104,523,622,382.53/375,406.01
  6. Step 6: Final answer
    x = 278,428.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.