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Finding the Fourth Proportional to 243,554.76, 364,741.68 and 168,464.16

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Solution

The fourth proportional to 243,554.76, 364,741.68 and 168,464.16 is: 252,287.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,554.76 : 364,741.68 = 168,464.16 : x
  2. Step 2: Convert to fraction form
    243,554.76/364,741.68 = 168,464.16/x
  3. Step 3: Cross multiply
    243,554.76x = 364,741.68 × 168,464.16
  4. Step 4: Simplify right side
    243,554.76x = 61,445,900,738.19
  5. Step 5: Solve for x
    x = 61,445,900,738.19/243,554.76
  6. Step 6: Final answer
    x = 252,287.83

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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.