Home / 1,053,600.40-1,580,240.16-343,627.28

Finding the Fourth Proportional to 1,053,600.40, 1,580,240.16 and 343,627.28

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Solution

The fourth proportional to 1,053,600.40, 1,580,240.16 and 343,627.28 is: 515,388.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,600.40 : 1,580,240.16 = 343,627.28 : x
  2. Step 2: Convert to fraction form
    1,053,600.40/1,580,240.16 = 343,627.28/x
  3. Step 3: Cross multiply
    1,053,600.40x = 1,580,240.16 × 343,627.28
  4. Step 4: Simplify right side
    1,053,600.40x = 543,013,627,927.57
  5. Step 5: Solve for x
    x = 543,013,627,927.57/1,053,600.40
  6. Step 6: Final answer
    x = 515,388.59

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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.