Home / 1,296,030.80-1,944,046.20-349,497.20

Finding the Fourth Proportional to 1,296,030.80, 1,944,046.20 and 349,497.20

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Solution

The fourth proportional to 1,296,030.80, 1,944,046.20 and 349,497.20 is: 524,245.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,030.80 : 1,944,046.20 = 349,497.20 : x
  2. Step 2: Convert to fraction form
    1,296,030.80/1,944,046.20 = 349,497.20/x
  3. Step 3: Cross multiply
    1,296,030.80x = 1,944,046.20 × 349,497.20
  4. Step 4: Simplify right side
    1,296,030.80x = 679,438,703,570.64
  5. Step 5: Solve for x
    x = 679,438,703,570.64/1,296,030.80
  6. Step 6: Final answer
    x = 524,245.80

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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.