Home / 743,543.01-1,026,098.69-404,016.93

Finding the Fourth Proportional to 743,543.01, 1,026,098.69 and 404,016.93

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Solution

The fourth proportional to 743,543.01, 1,026,098.69 and 404,016.93 is: 557,548.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,543.01 : 1,026,098.69 = 404,016.93 : x
  2. Step 2: Convert to fraction form
    743,543.01/1,026,098.69 = 404,016.93/x
  3. Step 3: Cross multiply
    743,543.01x = 1,026,098.69 × 404,016.93
  4. Step 4: Simplify right side
    743,543.01x = 414,561,240,590.74
  5. Step 5: Solve for x
    x = 414,561,240,590.74/743,543.01
  6. Step 6: Final answer
    x = 557,548.43

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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.