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Finding the Fourth Proportional to 288,534.55, 432,801.83 and 288,534.55

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Solution

The fourth proportional to 288,534.55, 432,801.83 and 288,534.55 is: 432,801.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,534.55 : 432,801.83 = 288,534.55 : x
  2. Step 2: Convert to fraction form
    288,534.55/432,801.83 = 288,534.55/x
  3. Step 3: Cross multiply
    288,534.55x = 432,801.83 × 288,534.55
  4. Step 4: Simplify right side
    288,534.55x = 124,878,279,815.55
  5. Step 5: Solve for x
    x = 124,878,279,815.55/288,534.55
  6. Step 6: Final answer
    x = 432,801.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.