Home / 529,818.86-733,075.37-461,977.20

Finding the Fourth Proportional to 529,818.86, 733,075.37 and 461,977.20

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Solution

The fourth proportional to 529,818.86, 733,075.37 and 461,977.20 is: 639,207.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,818.86 : 733,075.37 = 461,977.20 : x
  2. Step 2: Convert to fraction form
    529,818.86/733,075.37 = 461,977.20/x
  3. Step 3: Cross multiply
    529,818.86x = 733,075.37 × 461,977.20
  4. Step 4: Simplify right side
    529,818.86x = 338,664,104,511.68
  5. Step 5: Solve for x
    x = 338,664,104,511.68/529,818.86
  6. Step 6: Final answer
    x = 639,207.35

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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.