Home / 1,085,103.90-1,627,195.05-524,310.30

Finding the Fourth Proportional to 1,085,103.90, 1,627,195.05 and 524,310.30

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Solution

The fourth proportional to 1,085,103.90, 1,627,195.05 and 524,310.30 is: 786,242.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,103.90 : 1,627,195.05 = 524,310.30 : x
  2. Step 2: Convert to fraction form
    1,085,103.90/1,627,195.05 = 524,310.30/x
  3. Step 3: Cross multiply
    1,085,103.90x = 1,627,195.05 × 524,310.30
  4. Step 4: Simplify right side
    1,085,103.90x = 853,155,124,824.02
  5. Step 5: Solve for x
    x = 853,155,124,824.02/1,085,103.90
  6. Step 6: Final answer
    x = 786,242.80

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Double scale
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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.