Home / 1,354,153.60-2,031,230.40-343,273.60

Finding the Fourth Proportional to 1,354,153.60, 2,031,230.40 and 343,273.60

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Solution

The fourth proportional to 1,354,153.60, 2,031,230.40 and 343,273.60 is: 514,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,153.60 : 2,031,230.40 = 343,273.60 : x
  2. Step 2: Convert to fraction form
    1,354,153.60/2,031,230.40 = 343,273.60/x
  3. Step 3: Cross multiply
    1,354,153.60x = 2,031,230.40 × 343,273.60
  4. Step 4: Simplify right side
    1,354,153.60x = 697,267,771,837.44
  5. Step 5: Solve for x
    x = 697,267,771,837.44/1,354,153.60
  6. Step 6: Final answer
    x = 514,910.40

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Similar ratio
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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.