Home / 725,402.93-1,001,036.07-403,104.74

Finding the Fourth Proportional to 725,402.93, 1,001,036.07 and 403,104.74

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Solution

The fourth proportional to 725,402.93, 1,001,036.07 and 403,104.74 is: 556,273.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,402.93 : 1,001,036.07 = 403,104.74 : x
  2. Step 2: Convert to fraction form
    725,402.93/1,001,036.07 = 403,104.74/x
  3. Step 3: Cross multiply
    725,402.93x = 1,001,036.07 × 403,104.74
  4. Step 4: Simplify right side
    725,402.93x = 403,522,379,722.79
  5. Step 5: Solve for x
    x = 403,522,379,722.79/725,402.93
  6. Step 6: Final answer
    x = 556,273.44

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1.5x scale

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.