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Finding the Fourth Proportional to 523,191.04, 722,222.88 and 353,654.80

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Solution

The fourth proportional to 523,191.04, 722,222.88 and 353,654.80 is: 488,191.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,191.04 : 722,222.88 = 353,654.80 : x
  2. Step 2: Convert to fraction form
    523,191.04/722,222.88 = 353,654.80/x
  3. Step 3: Cross multiply
    523,191.04x = 722,222.88 × 353,654.80
  4. Step 4: Simplify right side
    523,191.04x = 255,417,588,181.82
  5. Step 5: Solve for x
    x = 255,417,588,181.82/523,191.04
  6. Step 6: Final answer
    x = 488,191.82

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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.