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Finding the Fourth Proportional to 348,602.39, 481,071.30 and 197,699.39

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Solution

The fourth proportional to 348,602.39, 481,071.30 and 197,699.39 is: 272,825.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,602.39 : 481,071.30 = 197,699.39 : x
  2. Step 2: Convert to fraction form
    348,602.39/481,071.30 = 197,699.39/x
  3. Step 3: Cross multiply
    348,602.39x = 481,071.30 × 197,699.39
  4. Step 4: Simplify right side
    348,602.39x = 95,107,502,556.51
  5. Step 5: Solve for x
    x = 95,107,502,556.51/348,602.39
  6. Step 6: Final answer
    x = 272,825.16

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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.