Home / 901,502.44-1,243,708.76-538,719.24

Finding the Fourth Proportional to 901,502.44, 1,243,708.76 and 538,719.24

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Solution

The fourth proportional to 901,502.44, 1,243,708.76 and 538,719.24 is: 743,214.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,502.44 : 1,243,708.76 = 538,719.24 : x
  2. Step 2: Convert to fraction form
    901,502.44/1,243,708.76 = 538,719.24/x
  3. Step 3: Cross multiply
    901,502.44x = 1,243,708.76 × 538,719.24
  4. Step 4: Simplify right side
    901,502.44x = 670,009,837,968.54
  5. Step 5: Solve for x
    x = 670,009,837,968.54/901,502.44
  6. Step 6: Final answer
    x = 743,214.67

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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.