Home / 798,115.64-1,101,365.36-435,530.48

Finding the Fourth Proportional to 798,115.64, 1,101,365.36 and 435,530.48

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Solution

The fourth proportional to 798,115.64, 1,101,365.36 and 435,530.48 is: 601,013.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,115.64 : 1,101,365.36 = 435,530.48 : x
  2. Step 2: Convert to fraction form
    798,115.64/1,101,365.36 = 435,530.48/x
  3. Step 3: Cross multiply
    798,115.64x = 1,101,365.36 × 435,530.48
  4. Step 4: Simplify right side
    798,115.64x = 479,678,183,896.17
  5. Step 5: Solve for x
    x = 479,678,183,896.17/798,115.64
  6. Step 6: Final answer
    x = 601,013.39

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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.