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Finding the Fourth Proportional to 514,594.77, 709,605.41 and 406,994.37

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Solution

The fourth proportional to 514,594.77, 709,605.41 and 406,994.37 is: 561,228.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,594.77 : 709,605.41 = 406,994.37 : x
  2. Step 2: Convert to fraction form
    514,594.77/709,605.41 = 406,994.37/x
  3. Step 3: Cross multiply
    514,594.77x = 709,605.41 × 406,994.37
  4. Step 4: Simplify right side
    514,594.77x = 288,805,404,756.57
  5. Step 5: Solve for x
    x = 288,805,404,756.57/514,594.77
  6. Step 6: Final answer
    x = 561,228.80

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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.