Home / 1,085,102.90-1,627,193.55-524,309.30

Finding the Fourth Proportional to 1,085,102.90, 1,627,193.55 and 524,309.30

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Solution

The fourth proportional to 1,085,102.90, 1,627,193.55 and 524,309.30 is: 786,241.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,102.90 : 1,627,193.55 = 524,309.30 : x
  2. Step 2: Convert to fraction form
    1,085,102.90/1,627,193.55 = 524,309.30/x
  3. Step 3: Cross multiply
    1,085,102.90x = 1,627,193.55 × 524,309.30
  4. Step 4: Simplify right side
    1,085,102.90x = 853,152,711,165.02
  5. Step 5: Solve for x
    x = 853,152,711,165.02/1,085,102.90
  6. Step 6: Final answer
    x = 786,241.30

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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.