Home / 772,867.13-1,066,536.05-446,169.11

Finding the Fourth Proportional to 772,867.13, 1,066,536.05 and 446,169.11

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Solution

The fourth proportional to 772,867.13, 1,066,536.05 and 446,169.11 is: 615,701.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,867.13 : 1,066,536.05 = 446,169.11 : x
  2. Step 2: Convert to fraction form
    772,867.13/1,066,536.05 = 446,169.11/x
  3. Step 3: Cross multiply
    772,867.13x = 1,066,536.05 × 446,169.11
  4. Step 4: Simplify right side
    772,867.13x = 475,855,432,647.89
  5. Step 5: Solve for x
    x = 475,855,432,647.89/772,867.13
  6. Step 6: Final answer
    x = 615,701.48

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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.