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Finding the Fourth Proportional to 556,348.34, 833,224.65 and 406,216.25

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Solution

The fourth proportional to 556,348.34, 833,224.65 and 406,216.25 is: 608,376.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,348.34 : 833,224.65 = 406,216.25 : x
  2. Step 2: Convert to fraction form
    556,348.34/833,224.65 = 406,216.25/x
  3. Step 3: Cross multiply
    556,348.34x = 833,224.65 × 406,216.25
  4. Step 4: Simplify right side
    556,348.34x = 338,469,388,564.44
  5. Step 5: Solve for x
    x = 338,469,388,564.44/556,348.34
  6. Step 6: Final answer
    x = 608,376.74

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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.