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Finding the Fourth Proportional to 437,341.33, 654,530.77 and 268,968.48

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Solution

The fourth proportional to 437,341.33, 654,530.77 and 268,968.48 is: 402,541.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,341.33 : 654,530.77 = 268,968.48 : x
  2. Step 2: Convert to fraction form
    437,341.33/654,530.77 = 268,968.48/x
  3. Step 3: Cross multiply
    437,341.33x = 654,530.77 × 268,968.48
  4. Step 4: Simplify right side
    437,341.33x = 176,048,146,320.13
  5. Step 5: Solve for x
    x = 176,048,146,320.13/437,341.33
  6. Step 6: Final answer
    x = 402,541.75

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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.