Home / 959,143.98-1,323,618.77-529,424.22

Finding the Fourth Proportional to 959,143.98, 1,323,618.77 and 529,424.22

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Solution

The fourth proportional to 959,143.98, 1,323,618.77 and 529,424.22 is: 730,605.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,143.98 : 1,323,618.77 = 529,424.22 : x
  2. Step 2: Convert to fraction form
    959,143.98/1,323,618.77 = 529,424.22/x
  3. Step 3: Cross multiply
    959,143.98x = 1,323,618.77 × 529,424.22
  4. Step 4: Simplify right side
    959,143.98x = 700,755,832,237.49
  5. Step 5: Solve for x
    x = 700,755,832,237.49/959,143.98
  6. Step 6: Final answer
    x = 730,605.46

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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.