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Finding the Fourth Proportional to 365,495.00, 504,230.30 and 284,782.40

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Solution

The fourth proportional to 365,495.00, 504,230.30 and 284,782.40 is: 392,880.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,495.00 : 504,230.30 = 284,782.40 : x
  2. Step 2: Convert to fraction form
    365,495.00/504,230.30 = 284,782.40/x
  3. Step 3: Cross multiply
    365,495.00x = 504,230.30 × 284,782.40
  4. Step 4: Simplify right side
    365,495.00x = 143,595,911,041.66
  5. Step 5: Solve for x
    x = 143,595,911,041.66/365,495.00
  6. Step 6: Final answer
    x = 392,880.65

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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.