Home / 743,808.08-1,026,461.40-404,276.24

Finding the Fourth Proportional to 743,808.08, 1,026,461.40 and 404,276.24

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Solution

The fourth proportional to 743,808.08, 1,026,461.40 and 404,276.24 is: 557,904.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,808.08 : 1,026,461.40 = 404,276.24 : x
  2. Step 2: Convert to fraction form
    743,808.08/1,026,461.40 = 404,276.24/x
  3. Step 3: Cross multiply
    743,808.08x = 1,026,461.40 × 404,276.24
  4. Step 4: Simplify right side
    743,808.08x = 414,973,955,297.14
  5. Step 5: Solve for x
    x = 414,973,955,297.14/743,808.08
  6. Step 6: Final answer
    x = 557,904.61

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Double scale
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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.