Home / 751,642.93-1,127,464.41-650,139.34

Finding the Fourth Proportional to 751,642.93, 1,127,464.41 and 650,139.34

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Solution

The fourth proportional to 751,642.93, 1,127,464.41 and 650,139.34 is: 975,209.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,642.93 : 1,127,464.41 = 650,139.34 : x
  2. Step 2: Convert to fraction form
    751,642.93/1,127,464.41 = 650,139.34/x
  3. Step 3: Cross multiply
    751,642.93x = 1,127,464.41 × 650,139.34
  4. Step 4: Simplify right side
    751,642.93x = 733,008,967,390.89
  5. Step 5: Solve for x
    x = 733,008,967,390.89/751,642.93
  6. Step 6: Final answer
    x = 975,209.02

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.