Home / 1,000,512.54-1,380,693.60-547,803.54

Finding the Fourth Proportional to 1,000,512.54, 1,380,693.60 and 547,803.54

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Solution

The fourth proportional to 1,000,512.54, 1,380,693.60 and 547,803.54 is: 755,961.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,512.54 : 1,380,693.60 = 547,803.54 : x
  2. Step 2: Convert to fraction form
    1,000,512.54/1,380,693.60 = 547,803.54/x
  3. Step 3: Cross multiply
    1,000,512.54x = 1,380,693.60 × 547,803.54
  4. Step 4: Simplify right side
    1,000,512.54x = 756,348,841,735.34
  5. Step 5: Solve for x
    x = 756,348,841,735.34/1,000,512.54
  6. Step 6: Final answer
    x = 755,961.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.