Home / 887,760.60-1,330,984.80-488,851.80

Finding the Fourth Proportional to 887,760.60, 1,330,984.80 and 488,851.80

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Solution

The fourth proportional to 887,760.60, 1,330,984.80 and 488,851.80 is: 732,916.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,760.60 : 1,330,984.80 = 488,851.80 : x
  2. Step 2: Convert to fraction form
    887,760.60/1,330,984.80 = 488,851.80/x
  3. Step 3: Cross multiply
    887,760.60x = 1,330,984.80 × 488,851.80
  4. Step 4: Simplify right side
    887,760.60x = 650,654,315,252.64
  5. Step 5: Solve for x
    x = 650,654,315,252.64/887,760.60
  6. Step 6: Final answer
    x = 732,916.41

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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.