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Finding the Fourth Proportional to 264,432.81, 364,860.27 and 157,038.96

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Solution

The fourth proportional to 264,432.81, 364,860.27 and 157,038.96 is: 216,679.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,432.81 : 364,860.27 = 157,038.96 : x
  2. Step 2: Convert to fraction form
    264,432.81/364,860.27 = 157,038.96/x
  3. Step 3: Cross multiply
    264,432.81x = 364,860.27 × 157,038.96
  4. Step 4: Simplify right side
    264,432.81x = 57,297,277,346.12
  5. Step 5: Solve for x
    x = 57,297,277,346.12/264,432.81
  6. Step 6: Final answer
    x = 216,679.91

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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.