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Finding the Fourth Proportional to 533,176.97, 735,784.11 and 291,460.55

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Solution

The fourth proportional to 533,176.97, 735,784.11 and 291,460.55 is: 402,215.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,176.97 : 735,784.11 = 291,460.55 : x
  2. Step 2: Convert to fraction form
    533,176.97/735,784.11 = 291,460.55/x
  3. Step 3: Cross multiply
    533,176.97x = 735,784.11 × 291,460.55
  4. Step 4: Simplify right side
    533,176.97x = 214,452,041,381.86
  5. Step 5: Solve for x
    x = 214,452,041,381.86/533,176.97
  6. Step 6: Final answer
    x = 402,215.50

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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.