Home / 750,876.03-1,036,200.33-406,705.41

Finding the Fourth Proportional to 750,876.03, 1,036,200.33 and 406,705.41

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Solution

The fourth proportional to 750,876.03, 1,036,200.33 and 406,705.41 is: 561,248.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,876.03 : 1,036,200.33 = 406,705.41 : x
  2. Step 2: Convert to fraction form
    750,876.03/1,036,200.33 = 406,705.41/x
  3. Step 3: Cross multiply
    750,876.03x = 1,036,200.33 × 406,705.41
  4. Step 4: Simplify right side
    750,876.03x = 421,428,280,054.79
  5. Step 5: Solve for x
    x = 421,428,280,054.79/750,876.03
  6. Step 6: Final answer
    x = 561,248.81

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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.