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Finding the Fourth Proportional to 565,335.60, 848,003.40 and 559,430.70

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Solution

The fourth proportional to 565,335.60, 848,003.40 and 559,430.70 is: 839,146.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,335.60 : 848,003.40 = 559,430.70 : x
  2. Step 2: Convert to fraction form
    565,335.60/848,003.40 = 559,430.70/x
  3. Step 3: Cross multiply
    565,335.60x = 848,003.40 × 559,430.70
  4. Step 4: Simplify right side
    565,335.60x = 474,399,135,664.38
  5. Step 5: Solve for x
    x = 474,399,135,664.38/565,335.60
  6. Step 6: Final answer
    x = 839,146.05

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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.