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Finding the Fourth Proportional to 533,980.47, 736,864.67 and 292,216.34

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Solution

The fourth proportional to 533,980.47, 736,864.67 and 292,216.34 is: 403,243.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,980.47 : 736,864.67 = 292,216.34 : x
  2. Step 2: Convert to fraction form
    533,980.47/736,864.67 = 292,216.34/x
  3. Step 3: Cross multiply
    533,980.47x = 736,864.67 × 292,216.34
  4. Step 4: Simplify right side
    533,980.47x = 215,323,891,797.30
  5. Step 5: Solve for x
    x = 215,323,891,797.30/533,980.47
  6. Step 6: Final answer
    x = 403,243.01

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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.