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Finding the Fourth Proportional to 514,133.73, 710,858.94 and 450,288.51

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Solution

The fourth proportional to 514,133.73, 710,858.94 and 450,288.51 is: 622,584.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,133.73 : 710,858.94 = 450,288.51 : x
  2. Step 2: Convert to fraction form
    514,133.73/710,858.94 = 450,288.51/x
  3. Step 3: Cross multiply
    514,133.73x = 710,858.94 × 450,288.51
  4. Step 4: Simplify right side
    514,133.73x = 320,091,612,912.78
  5. Step 5: Solve for x
    x = 320,091,612,912.78/514,133.73
  6. Step 6: Final answer
    x = 622,584.35

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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.