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Finding the Fourth Proportional to 702,519.57, 969,500.48 and 430,534.92

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Solution

The fourth proportional to 702,519.57, 969,500.48 and 430,534.92 is: 594,152.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,519.57 : 969,500.48 = 430,534.92 : x
  2. Step 2: Convert to fraction form
    702,519.57/969,500.48 = 430,534.92/x
  3. Step 3: Cross multiply
    702,519.57x = 969,500.48 × 430,534.92
  4. Step 4: Simplify right side
    702,519.57x = 417,403,807,825.60
  5. Step 5: Solve for x
    x = 417,403,807,825.60/702,519.57
  6. Step 6: Final answer
    x = 594,152.57

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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.