Home / 744,867.24-1,117,412.01-345,548.37

Finding the Fourth Proportional to 744,867.24, 1,117,412.01 and 345,548.37

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Solution

The fourth proportional to 744,867.24, 1,117,412.01 and 345,548.37 is: 518,374.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,867.24 : 1,117,412.01 = 345,548.37 : x
  2. Step 2: Convert to fraction form
    744,867.24/1,117,412.01 = 345,548.37/x
  3. Step 3: Cross multiply
    744,867.24x = 1,117,412.01 × 345,548.37
  4. Step 4: Simplify right side
    744,867.24x = 386,119,898,673.92
  5. Step 5: Solve for x
    x = 386,119,898,673.92/744,867.24
  6. Step 6: Final answer
    x = 518,374.12

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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.