Home / 996,840.12-1,375,621.80-567,111.08

Finding the Fourth Proportional to 996,840.12, 1,375,621.80 and 567,111.08

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Solution

The fourth proportional to 996,840.12, 1,375,621.80 and 567,111.08 is: 782,603.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,840.12 : 1,375,621.80 = 567,111.08 : x
  2. Step 2: Convert to fraction form
    996,840.12/1,375,621.80 = 567,111.08/x
  3. Step 3: Cross multiply
    996,840.12x = 1,375,621.80 × 567,111.08
  4. Step 4: Simplify right side
    996,840.12x = 780,130,364,669.54
  5. Step 5: Solve for x
    x = 780,130,364,669.54/996,840.12
  6. Step 6: Final answer
    x = 782,603.30

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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.