Home / 915,640.95-1,373,461.43-467,743.35

Finding the Fourth Proportional to 915,640.95, 1,373,461.43 and 467,743.35

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Solution

The fourth proportional to 915,640.95, 1,373,461.43 and 467,743.35 is: 701,615.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,640.95 : 1,373,461.43 = 467,743.35 : x
  2. Step 2: Convert to fraction form
    915,640.95/1,373,461.43 = 467,743.35/x
  3. Step 3: Cross multiply
    915,640.95x = 1,373,461.43 × 467,743.35
  4. Step 4: Simplify right side
    915,640.95x = 642,427,448,025.27
  5. Step 5: Solve for x
    x = 642,427,448,025.27/915,640.95
  6. Step 6: Final answer
    x = 701,615.03

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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.