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Finding the Fourth Proportional to 262,362.51, 393,543.77 and 249,614.73

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Solution

The fourth proportional to 262,362.51, 393,543.77 and 249,614.73 is: 374,422.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,362.51 : 393,543.77 = 249,614.73 : x
  2. Step 2: Convert to fraction form
    262,362.51/393,543.77 = 249,614.73/x
  3. Step 3: Cross multiply
    262,362.51x = 393,543.77 × 249,614.73
  4. Step 4: Simplify right side
    262,362.51x = 98,234,320,643.66
  5. Step 5: Solve for x
    x = 98,234,320,643.66/262,362.51
  6. Step 6: Final answer
    x = 374,422.10

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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.