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Finding the Fourth Proportional to 364,792.08, 503,622.48 and 278,070.24

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Solution

The fourth proportional to 364,792.08, 503,622.48 and 278,070.24 is: 383,896.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,792.08 : 503,622.48 = 278,070.24 : x
  2. Step 2: Convert to fraction form
    364,792.08/503,622.48 = 278,070.24/x
  3. Step 3: Cross multiply
    364,792.08x = 503,622.48 × 278,070.24
  4. Step 4: Simplify right side
    364,792.08x = 140,042,423,883.00
  5. Step 5: Solve for x
    x = 140,042,423,883.00/364,792.08
  6. Step 6: Final answer
    x = 383,896.56

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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.