Home / 743,533.62-1,026,082.66-404,001.86

Finding the Fourth Proportional to 743,533.62, 1,026,082.66 and 404,001.86

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Solution

The fourth proportional to 743,533.62, 1,026,082.66 and 404,001.86 is: 557,525.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,533.62 : 1,026,082.66 = 404,001.86 : x
  2. Step 2: Convert to fraction form
    743,533.62/1,026,082.66 = 404,001.86/x
  3. Step 3: Cross multiply
    743,533.62x = 1,026,082.66 × 404,001.86
  4. Step 4: Simplify right side
    743,533.62x = 414,539,303,153.75
  5. Step 5: Solve for x
    x = 414,539,303,153.75/743,533.62
  6. Step 6: Final answer
    x = 557,525.97

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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.