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Finding the Fourth Proportional to 569,202.22, 785,432.19 and 314,538.22

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Solution

The fourth proportional to 569,202.22, 785,432.19 and 314,538.22 is: 434,025.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,202.22 : 785,432.19 = 314,538.22 : x
  2. Step 2: Convert to fraction form
    569,202.22/785,432.19 = 314,538.22/x
  3. Step 3: Cross multiply
    569,202.22x = 785,432.19 × 314,538.22
  4. Step 4: Simplify right side
    569,202.22x = 247,048,442,973.30
  5. Step 5: Solve for x
    x = 247,048,442,973.30/569,202.22
  6. Step 6: Final answer
    x = 434,025.79

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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.