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Finding the Fourth Proportional to 533,333.34, 736,022.88 and 291,601.49

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Solution

The fourth proportional to 533,333.34, 736,022.88 and 291,601.49 is: 402,422.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,333.34 : 736,022.88 = 291,601.49 : x
  2. Step 2: Convert to fraction form
    533,333.34/736,022.88 = 291,601.49/x
  3. Step 3: Cross multiply
    533,333.34x = 736,022.88 × 291,601.49
  4. Step 4: Simplify right side
    533,333.34x = 214,625,364,801.98
  5. Step 5: Solve for x
    x = 214,625,364,801.98/533,333.34
  6. Step 6: Final answer
    x = 402,422.55

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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.