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Finding the Fourth Proportional to 343,429.11, 473,929.11 and 192,526.11

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Solution

The fourth proportional to 343,429.11, 473,929.11 and 192,526.11 is: 265,684.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,429.11 : 473,929.11 = 192,526.11 : x
  2. Step 2: Convert to fraction form
    343,429.11/473,929.11 = 192,526.11/x
  3. Step 3: Cross multiply
    343,429.11x = 473,929.11 × 192,526.11
  4. Step 4: Simplify right side
    343,429.11x = 91,243,727,964.06
  5. Step 5: Solve for x
    x = 91,243,727,964.06/343,429.11
  6. Step 6: Final answer
    x = 265,684.32

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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.