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Finding the Fourth Proportional to 568,328.40, 852,953.40 and 549,896.40

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Solution

The fourth proportional to 568,328.40, 852,953.40 and 549,896.40 is: 825,290.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,328.40 : 852,953.40 = 549,896.40 : x
  2. Step 2: Convert to fraction form
    568,328.40/852,953.40 = 549,896.40/x
  3. Step 3: Cross multiply
    568,328.40x = 852,953.40 × 549,896.40
  4. Step 4: Simplify right side
    568,328.40x = 469,036,004,027.76
  5. Step 5: Solve for x
    x = 469,036,004,027.76/568,328.40
  6. Step 6: Final answer
    x = 825,290.46

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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.