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Finding the Fourth Proportional to 373,802.30, 515,829.03 and 204,026.30

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Solution

The fourth proportional to 373,802.30, 515,829.03 and 204,026.30 is: 281,546.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,802.30 : 515,829.03 = 204,026.30 : x
  2. Step 2: Convert to fraction form
    373,802.30/515,829.03 = 204,026.30/x
  3. Step 3: Cross multiply
    373,802.30x = 515,829.03 × 204,026.30
  4. Step 4: Simplify right side
    373,802.30x = 105,242,688,423.49
  5. Step 5: Solve for x
    x = 105,242,688,423.49/373,802.30
  6. Step 6: Final answer
    x = 281,546.39

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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.