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Finding the Fourth Proportional to 372,597.92, 514,172.04 and 202,828.40

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Solution

The fourth proportional to 372,597.92, 514,172.04 and 202,828.40 is: 279,896.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,597.92 : 514,172.04 = 202,828.40 : x
  2. Step 2: Convert to fraction form
    372,597.92/514,172.04 = 202,828.40/x
  3. Step 3: Cross multiply
    372,597.92x = 514,172.04 × 202,828.40
  4. Step 4: Simplify right side
    372,597.92x = 104,288,692,197.94
  5. Step 5: Solve for x
    x = 104,288,692,197.94/372,597.92
  6. Step 6: Final answer
    x = 279,896.07

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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.