Home / 722,111.52-1,083,271.08-248,669.76

Finding the Fourth Proportional to 722,111.52, 1,083,271.08 and 248,669.76

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Solution

The fourth proportional to 722,111.52, 1,083,271.08 and 248,669.76 is: 373,040.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,111.52 : 1,083,271.08 = 248,669.76 : x
  2. Step 2: Convert to fraction form
    722,111.52/1,083,271.08 = 248,669.76/x
  3. Step 3: Cross multiply
    722,111.52x = 1,083,271.08 × 248,669.76
  4. Step 4: Simplify right side
    722,111.52x = 269,376,759,478.54
  5. Step 5: Solve for x
    x = 269,376,759,478.54/722,111.52
  6. Step 6: Final answer
    x = 373,040.39

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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.