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Finding the Fourth Proportional to 888,797.01, 1,226,534.63 and 506,815.59

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Solution

The fourth proportional to 888,797.01, 1,226,534.63 and 506,815.59 is: 699,402.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,797.01 : 1,226,534.63 = 506,815.59 : x
  2. Step 2: Convert to fraction form
    888,797.01/1,226,534.63 = 506,815.59/x
  3. Step 3: Cross multiply
    888,797.01x = 1,226,534.63 × 506,815.59
  4. Step 4: Simplify right side
    888,797.01x = 621,626,869,624.80
  5. Step 5: Solve for x
    x = 621,626,869,624.80/888,797.01
  6. Step 6: Final answer
    x = 699,402.52

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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.