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Finding the Fourth Proportional to 538,032.56, 806,747.42 and 249,534.86

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Solution

The fourth proportional to 538,032.56, 806,747.42 and 249,534.86 is: 374,162.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,032.56 : 806,747.42 = 249,534.86 : x
  2. Step 2: Convert to fraction form
    538,032.56/806,747.42 = 249,534.86/x
  3. Step 3: Cross multiply
    538,032.56x = 806,747.42 × 249,534.86
  4. Step 4: Simplify right side
    538,032.56x = 201,311,601,095.16
  5. Step 5: Solve for x
    x = 201,311,601,095.16/538,032.56
  6. Step 6: Final answer
    x = 374,162.49

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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.