Home / 940,724.72-1,298,290.45-527,259.44

Finding the Fourth Proportional to 940,724.72, 1,298,290.45 and 527,259.44

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Solution

The fourth proportional to 940,724.72, 1,298,290.45 and 527,259.44 is: 727,668.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,724.72 : 1,298,290.45 = 527,259.44 : x
  2. Step 2: Convert to fraction form
    940,724.72/1,298,290.45 = 527,259.44/x
  3. Step 3: Cross multiply
    940,724.72x = 1,298,290.45 × 527,259.44
  4. Step 4: Simplify right side
    940,724.72x = 684,535,902,762.02
  5. Step 5: Solve for x
    x = 684,535,902,762.02/940,724.72
  6. Step 6: Final answer
    x = 727,668.66

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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.