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Finding the Fourth Proportional to 341,333.13, 511,999.70 and 92,015.13

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Solution

The fourth proportional to 341,333.13, 511,999.70 and 92,015.13 is: 138,022.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,333.13 : 511,999.70 = 92,015.13 : x
  2. Step 2: Convert to fraction form
    341,333.13/511,999.70 = 92,015.13/x
  3. Step 3: Cross multiply
    341,333.13x = 511,999.70 × 92,015.13
  4. Step 4: Simplify right side
    341,333.13x = 47,111,718,955.46
  5. Step 5: Solve for x
    x = 47,111,718,955.46/341,333.13
  6. Step 6: Final answer
    x = 138,022.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.