Home / 936,808.91-1,405,407.76-375,887.15

Finding the Fourth Proportional to 936,808.91, 1,405,407.76 and 375,887.15

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Solution

The fourth proportional to 936,808.91, 1,405,407.76 and 375,887.15 is: 563,908.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,808.91 : 1,405,407.76 = 375,887.15 : x
  2. Step 2: Convert to fraction form
    936,808.91/1,405,407.76 = 375,887.15/x
  3. Step 3: Cross multiply
    936,808.91x = 1,405,407.76 × 375,887.15
  4. Step 4: Simplify right side
    936,808.91x = 528,274,717,494.28
  5. Step 5: Solve for x
    x = 528,274,717,494.28/936,808.91
  6. Step 6: Final answer
    x = 563,908.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.