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Finding the Fourth Proportional to 573,800.40, 864,998.10 and 535,265.46

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Solution

The fourth proportional to 573,800.40, 864,998.10 and 535,265.46 is: 806,907.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,800.40 : 864,998.10 = 535,265.46 : x
  2. Step 2: Convert to fraction form
    573,800.40/864,998.10 = 535,265.46/x
  3. Step 3: Cross multiply
    573,800.40x = 864,998.10 × 535,265.46
  4. Step 4: Simplify right side
    573,800.40x = 463,003,605,895.63
  5. Step 5: Solve for x
    x = 463,003,605,895.63/573,800.40
  6. Step 6: Final answer
    x = 806,907.08

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.