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Finding the Fourth Proportional to 576,350.40, 864,525.60 and 377,284.80

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Solution

The fourth proportional to 576,350.40, 864,525.60 and 377,284.80 is: 565,927.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,350.40 : 864,525.60 = 377,284.80 : x
  2. Step 2: Convert to fraction form
    576,350.40/864,525.60 = 377,284.80/x
  3. Step 3: Cross multiply
    576,350.40x = 864,525.60 × 377,284.80
  4. Step 4: Simplify right side
    576,350.40x = 326,172,368,090.88
  5. Step 5: Solve for x
    x = 326,172,368,090.88/576,350.40
  6. Step 6: Final answer
    x = 565,927.20

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Similar ratio
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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.