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Finding the Fourth Proportional to 537,500.53, 741,781.36 and 308,095.98

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Solution

The fourth proportional to 537,500.53, 741,781.36 and 308,095.98 is: 425,190.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,500.53 : 741,781.36 = 308,095.98 : x
  2. Step 2: Convert to fraction form
    537,500.53/741,781.36 = 308,095.98/x
  3. Step 3: Cross multiply
    537,500.53x = 741,781.36 × 308,095.98
  4. Step 4: Simplify right side
    537,500.53x = 228,539,855,054.93
  5. Step 5: Solve for x
    x = 228,539,855,054.93/537,500.53
  6. Step 6: Final answer
    x = 425,190.01

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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.