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Finding the Fourth Proportional to 368,230.57, 508,113.54 and 204,848.47

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Solution

The fourth proportional to 368,230.57, 508,113.54 and 204,848.47 is: 282,666.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,230.57 : 508,113.54 = 204,848.47 : x
  2. Step 2: Convert to fraction form
    368,230.57/508,113.54 = 204,848.47/x
  3. Step 3: Cross multiply
    368,230.57x = 508,113.54 × 204,848.47
  4. Step 4: Simplify right side
    368,230.57x = 104,086,281,255.28
  5. Step 5: Solve for x
    x = 104,086,281,255.28/368,230.57
  6. Step 6: Final answer
    x = 282,666.05

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1.5x scale

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.