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Finding the Fourth Proportional to 569,511.85, 785,700.33 and 327,664.28

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Solution

The fourth proportional to 569,511.85, 785,700.33 and 327,664.28 is: 452,046.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,511.85 : 785,700.33 = 327,664.28 : x
  2. Step 2: Convert to fraction form
    569,511.85/785,700.33 = 327,664.28/x
  3. Step 3: Cross multiply
    569,511.85x = 785,700.33 × 327,664.28
  4. Step 4: Simplify right side
    569,511.85x = 257,445,932,925.21
  5. Step 5: Solve for x
    x = 257,445,932,925.21/569,511.85
  6. Step 6: Final answer
    x = 452,046.67

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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.