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Finding the Fourth Proportional to 286,800.52, 429,302.22 and 185,464.12

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Solution

The fourth proportional to 286,800.52, 429,302.22 and 185,464.12 is: 277,615.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,800.52 : 429,302.22 = 185,464.12 : x
  2. Step 2: Convert to fraction form
    286,800.52/429,302.22 = 185,464.12/x
  3. Step 3: Cross multiply
    286,800.52x = 429,302.22 × 185,464.12
  4. Step 4: Simplify right side
    286,800.52x = 79,620,158,446.35
  5. Step 5: Solve for x
    x = 79,620,158,446.35/286,800.52
  6. Step 6: Final answer
    x = 277,615.11

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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.