Home / 857,110.77-1,182,933.44-530,528.61

Finding the Fourth Proportional to 857,110.77, 1,182,933.44 and 530,528.61

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Solution

The fourth proportional to 857,110.77, 1,182,933.44 and 530,528.61 is: 732,204.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,110.77 : 1,182,933.44 = 530,528.61 : x
  2. Step 2: Convert to fraction form
    857,110.77/1,182,933.44 = 530,528.61/x
  3. Step 3: Cross multiply
    857,110.77x = 1,182,933.44 × 530,528.61
  4. Step 4: Simplify right side
    857,110.77x = 627,580,035,583.67
  5. Step 5: Solve for x
    x = 627,580,035,583.67/857,110.77
  6. Step 6: Final answer
    x = 732,204.12

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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.