Home / 612,060.37-844,589.53-340,111.03

Finding the Fourth Proportional to 612,060.37, 844,589.53 and 340,111.03

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Solution

The fourth proportional to 612,060.37, 844,589.53 and 340,111.03 is: 469,323.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,060.37 : 844,589.53 = 340,111.03 : x
  2. Step 2: Convert to fraction form
    612,060.37/844,589.53 = 340,111.03/x
  3. Step 3: Cross multiply
    612,060.37x = 844,589.53 × 340,111.03
  4. Step 4: Simplify right side
    612,060.37x = 287,254,214,975.52
  5. Step 5: Solve for x
    x = 287,254,214,975.52/612,060.37
  6. Step 6: Final answer
    x = 469,323.34

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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.