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Finding the Fourth Proportional to 533,667.88, 736,459.05 and 291,946.06

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Solution

The fourth proportional to 533,667.88, 736,459.05 and 291,946.06 is: 402,884.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,667.88 : 736,459.05 = 291,946.06 : x
  2. Step 2: Convert to fraction form
    533,667.88/736,459.05 = 291,946.06/x
  3. Step 3: Cross multiply
    533,667.88x = 736,459.05 × 291,946.06
  4. Step 4: Simplify right side
    533,667.88x = 215,006,317,998.84
  5. Step 5: Solve for x
    x = 215,006,317,998.84/533,667.88
  6. Step 6: Final answer
    x = 402,884.13

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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.