Home / 986,053.72-1,360,753.14-533,343.64

Finding the Fourth Proportional to 986,053.72, 1,360,753.14 and 533,343.64

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Solution

The fourth proportional to 986,053.72, 1,360,753.14 and 533,343.64 is: 736,013.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,053.72 : 1,360,753.14 = 533,343.64 : x
  2. Step 2: Convert to fraction form
    986,053.72/1,360,753.14 = 533,343.64/x
  3. Step 3: Cross multiply
    986,053.72x = 1,360,753.14 × 533,343.64
  4. Step 4: Simplify right side
    986,053.72x = 725,749,032,829.03
  5. Step 5: Solve for x
    x = 725,749,032,829.03/986,053.72
  6. Step 6: Final answer
    x = 736,013.69

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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.