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Finding the Fourth Proportional to 343,087.84, 473,208.24 and 235,675.36

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Solution

The fourth proportional to 343,087.84, 473,208.24 and 235,675.36 is: 325,058.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,087.84 : 473,208.24 = 235,675.36 : x
  2. Step 2: Convert to fraction form
    343,087.84/473,208.24 = 235,675.36/x
  3. Step 3: Cross multiply
    343,087.84x = 473,208.24 × 235,675.36
  4. Step 4: Simplify right side
    343,087.84x = 111,523,522,316.97
  5. Step 5: Solve for x
    x = 111,523,522,316.97/343,087.84
  6. Step 6: Final answer
    x = 325,058.22

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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.