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Finding the Fourth Proportional to 531,199.60, 797,048.12 and 264,980.72

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Solution

The fourth proportional to 531,199.60, 797,048.12 and 264,980.72 is: 397,595.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,199.60 : 797,048.12 = 264,980.72 : x
  2. Step 2: Convert to fraction form
    531,199.60/797,048.12 = 264,980.72/x
  3. Step 3: Cross multiply
    531,199.60x = 797,048.12 × 264,980.72
  4. Step 4: Simplify right side
    531,199.60x = 211,202,384,712.25
  5. Step 5: Solve for x
    x = 211,202,384,712.25/531,199.60
  6. Step 6: Final answer
    x = 397,595.15

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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.