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Finding the Fourth Proportional to 343,236.67, 473,642.71 and 190,273.39

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Solution

The fourth proportional to 343,236.67, 473,642.71 and 190,273.39 is: 262,564.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,236.67 : 473,642.71 = 190,273.39 : x
  2. Step 2: Convert to fraction form
    343,236.67/473,642.71 = 190,273.39/x
  3. Step 3: Cross multiply
    343,236.67x = 473,642.71 × 190,273.39
  4. Step 4: Simplify right side
    343,236.67x = 90,121,604,080.49
  5. Step 5: Solve for x
    x = 90,121,604,080.49/343,236.67
  6. Step 6: Final answer
    x = 262,564.03

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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.