Home / 751,569.35-1,127,540.87-219,095.06

Finding the Fourth Proportional to 751,569.35, 1,127,540.87 and 219,095.06

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Solution

The fourth proportional to 751,569.35, 1,127,540.87 and 219,095.06 is: 328,697.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,569.35 : 1,127,540.87 = 219,095.06 : x
  2. Step 2: Convert to fraction form
    751,569.35/1,127,540.87 = 219,095.06/x
  3. Step 3: Cross multiply
    751,569.35x = 1,127,540.87 × 219,095.06
  4. Step 4: Simplify right side
    751,569.35x = 247,038,636,288.48
  5. Step 5: Solve for x
    x = 247,038,636,288.48/751,569.35
  6. Step 6: Final answer
    x = 328,697.06

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1.5x scale

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.