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Finding the Fourth Proportional to 533,515.14, 736,240.52 and 291,796.97

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Solution

The fourth proportional to 533,515.14, 736,240.52 and 291,796.97 is: 402,674.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,515.14 : 736,240.52 = 291,796.97 : x
  2. Step 2: Convert to fraction form
    533,515.14/736,240.52 = 291,796.97/x
  3. Step 3: Cross multiply
    533,515.14x = 736,240.52 × 291,796.97
  4. Step 4: Simplify right side
    533,515.14x = 214,832,749,975.51
  5. Step 5: Solve for x
    x = 214,832,749,975.51/533,515.14
  6. Step 6: Final answer
    x = 402,674.14

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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.