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Finding the Fourth Proportional to 243,036.30, 364,226.40 and 162,846.30

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Solution

The fourth proportional to 243,036.30, 364,226.40 and 162,846.30 is: 244,049.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,036.30 : 364,226.40 = 162,846.30 : x
  2. Step 2: Convert to fraction form
    243,036.30/364,226.40 = 162,846.30/x
  3. Step 3: Cross multiply
    243,036.30x = 364,226.40 × 162,846.30
  4. Step 4: Simplify right side
    243,036.30x = 59,312,921,602.32
  5. Step 5: Solve for x
    x = 59,312,921,602.32/243,036.30
  6. Step 6: Final answer
    x = 244,049.64

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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.