Home / 965,333.43-1,448,085.26-358,128.78

Finding the Fourth Proportional to 965,333.43, 1,448,085.26 and 358,128.78

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Solution

The fourth proportional to 965,333.43, 1,448,085.26 and 358,128.78 is: 537,224.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,333.43 : 1,448,085.26 = 358,128.78 : x
  2. Step 2: Convert to fraction form
    965,333.43/1,448,085.26 = 358,128.78/x
  3. Step 3: Cross multiply
    965,333.43x = 1,448,085.26 × 358,128.78
  4. Step 4: Simplify right side
    965,333.43x = 518,601,005,709.14
  5. Step 5: Solve for x
    x = 518,601,005,709.14/965,333.43
  6. Step 6: Final answer
    x = 537,224.74

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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.