Home / 940,693.93-1,298,181.77-510,998.65

Finding the Fourth Proportional to 940,693.93, 1,298,181.77 and 510,998.65

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Solution

The fourth proportional to 940,693.93, 1,298,181.77 and 510,998.65 is: 705,191.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,693.93 : 1,298,181.77 = 510,998.65 : x
  2. Step 2: Convert to fraction form
    940,693.93/1,298,181.77 = 510,998.65/x
  3. Step 3: Cross multiply
    940,693.93x = 1,298,181.77 × 510,998.65
  4. Step 4: Simplify right side
    940,693.93x = 663,369,128,040.41
  5. Step 5: Solve for x
    x = 663,369,128,040.41/940,693.93
  6. Step 6: Final answer
    x = 705,191.25

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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.