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Finding the Fourth Proportional to 573,324.40, 860,159.40 and 307,212.40

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Solution

The fourth proportional to 573,324.40, 860,159.40 and 307,212.40 is: 460,911.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,324.40 : 860,159.40 = 307,212.40 : x
  2. Step 2: Convert to fraction form
    573,324.40/860,159.40 = 307,212.40/x
  3. Step 3: Cross multiply
    573,324.40x = 860,159.40 × 307,212.40
  4. Step 4: Simplify right side
    573,324.40x = 264,251,633,656.56
  5. Step 5: Solve for x
    x = 264,251,633,656.56/573,324.40
  6. Step 6: Final answer
    x = 460,911.19

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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.