Home / 938,525.48-1,294,825.74-616,410.20

Finding the Fourth Proportional to 938,525.48, 1,294,825.74 and 616,410.20

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Solution

The fourth proportional to 938,525.48, 1,294,825.74 and 616,410.20 is: 850,423.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,525.48 : 1,294,825.74 = 616,410.20 : x
  2. Step 2: Convert to fraction form
    938,525.48/1,294,825.74 = 616,410.20/x
  3. Step 3: Cross multiply
    938,525.48x = 1,294,825.74 × 616,410.20
  4. Step 4: Simplify right side
    938,525.48x = 798,143,793,358.55
  5. Step 5: Solve for x
    x = 798,143,793,358.55/938,525.48
  6. Step 6: Final answer
    x = 850,423.15

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Double scale
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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.