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Finding the Fourth Proportional to 526,312.03, 726,310.06 and 284,594.03

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Solution

The fourth proportional to 526,312.03, 726,310.06 and 284,594.03 is: 392,739.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,312.03 : 726,310.06 = 284,594.03 : x
  2. Step 2: Convert to fraction form
    526,312.03/726,310.06 = 284,594.03/x
  3. Step 3: Cross multiply
    526,312.03x = 726,310.06 × 284,594.03
  4. Step 4: Simplify right side
    526,312.03x = 206,703,507,004.94
  5. Step 5: Solve for x
    x = 206,703,507,004.94/526,312.03
  6. Step 6: Final answer
    x = 392,739.47

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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.