Home / 939,562.07-1,296,577.67-531,656.48

Finding the Fourth Proportional to 939,562.07, 1,296,577.67 and 531,656.48

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Solution

The fourth proportional to 939,562.07, 1,296,577.67 and 531,656.48 is: 733,675.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,562.07 : 1,296,577.67 = 531,656.48 : x
  2. Step 2: Convert to fraction form
    939,562.07/1,296,577.67 = 531,656.48/x
  3. Step 3: Cross multiply
    939,562.07x = 1,296,577.67 × 531,656.48
  4. Step 4: Simplify right side
    939,562.07x = 689,333,920,661.96
  5. Step 5: Solve for x
    x = 689,333,920,661.96/939,562.07
  6. Step 6: Final answer
    x = 733,675.77

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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.