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Finding the Fourth Proportional to 533,697.26, 736,499.59 and 291,975.44

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Solution

The fourth proportional to 533,697.26, 736,499.59 and 291,975.44 is: 402,924.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,697.26 : 736,499.59 = 291,975.44 : x
  2. Step 2: Convert to fraction form
    533,697.26/736,499.59 = 291,975.44/x
  3. Step 3: Cross multiply
    533,697.26x = 736,499.59 × 291,975.44
  4. Step 4: Simplify right side
    533,697.26x = 215,039,787,437.63
  5. Step 5: Solve for x
    x = 215,039,787,437.63/533,697.26
  6. Step 6: Final answer
    x = 402,924.66

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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.