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Finding the Fourth Proportional to 537,258.30, 804,965.85 and 256,170.30

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Solution

The fourth proportional to 537,258.30, 804,965.85 and 256,170.30 is: 383,816.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,258.30 : 804,965.85 = 256,170.30 : x
  2. Step 2: Convert to fraction form
    537,258.30/804,965.85 = 256,170.30/x
  3. Step 3: Cross multiply
    537,258.30x = 804,965.85 × 256,170.30
  4. Step 4: Simplify right side
    537,258.30x = 206,208,343,284.26
  5. Step 5: Solve for x
    x = 206,208,343,284.26/537,258.30
  6. Step 6: Final answer
    x = 383,816.02

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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.