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Finding the Fourth Proportional to 375,313.70, 562,205.10 and 232,721.30

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Solution

The fourth proportional to 375,313.70, 562,205.10 and 232,721.30 is: 348,607.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,313.70 : 562,205.10 = 232,721.30 : x
  2. Step 2: Convert to fraction form
    375,313.70/562,205.10 = 232,721.30/x
  3. Step 3: Cross multiply
    375,313.70x = 562,205.10 × 232,721.30
  4. Step 4: Simplify right side
    375,313.70x = 130,837,101,738.63
  5. Step 5: Solve for x
    x = 130,837,101,738.63/375,313.70
  6. Step 6: Final answer
    x = 348,607.32

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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.