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Finding the Fourth Proportional to 228,199.05, 314,809.92 and 147,652.83

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Solution

The fourth proportional to 228,199.05, 314,809.92 and 147,652.83 is: 203,693.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,199.05 : 314,809.92 = 147,652.83 : x
  2. Step 2: Convert to fraction form
    228,199.05/314,809.92 = 147,652.83/x
  3. Step 3: Cross multiply
    228,199.05x = 314,809.92 × 147,652.83
  4. Step 4: Simplify right side
    228,199.05x = 46,482,575,600.07
  5. Step 5: Solve for x
    x = 46,482,575,600.07/228,199.05
  6. Step 6: Final answer
    x = 203,693.12

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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.