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Finding the Fourth Proportional to 614,301.82, 848,168.76 and 430,930.24

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Solution

The fourth proportional to 614,301.82, 848,168.76 and 430,930.24 is: 594,986.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,301.82 : 848,168.76 = 430,930.24 : x
  2. Step 2: Convert to fraction form
    614,301.82/848,168.76 = 430,930.24/x
  3. Step 3: Cross multiply
    614,301.82x = 848,168.76 × 430,930.24
  4. Step 4: Simplify right side
    614,301.82x = 365,501,567,307.30
  5. Step 5: Solve for x
    x = 365,501,567,307.30/614,301.82
  6. Step 6: Final answer
    x = 594,986.95

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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.