Home / 956,999.88-1,320,683.40-589,337.91

Finding the Fourth Proportional to 956,999.88, 1,320,683.40 and 589,337.91

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Solution

The fourth proportional to 956,999.88, 1,320,683.40 and 589,337.91 is: 813,300.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,999.88 : 1,320,683.40 = 589,337.91 : x
  2. Step 2: Convert to fraction form
    956,999.88/1,320,683.40 = 589,337.91/x
  3. Step 3: Cross multiply
    956,999.88x = 1,320,683.40 × 589,337.91
  4. Step 4: Simplify right side
    956,999.88x = 778,328,794,727.69
  5. Step 5: Solve for x
    x = 778,328,794,727.69/956,999.88
  6. Step 6: Final answer
    x = 813,300.83

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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.