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Finding the Fourth Proportional to 672,267.36, 927,763.56 and 370,461.36

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Solution

The fourth proportional to 672,267.36, 927,763.56 and 370,461.36 is: 511,255.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,267.36 : 927,763.56 = 370,461.36 : x
  2. Step 2: Convert to fraction form
    672,267.36/927,763.56 = 370,461.36/x
  3. Step 3: Cross multiply
    672,267.36x = 927,763.56 × 370,461.36
  4. Step 4: Simplify right side
    672,267.36x = 343,700,550,196.04
  5. Step 5: Solve for x
    x = 343,700,550,196.04/672,267.36
  6. Step 6: Final answer
    x = 511,255.75

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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.