Home / 999,934.37-1,380,089.06-564,484.44

Finding the Fourth Proportional to 999,934.37, 1,380,089.06 and 564,484.44

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Solution

The fourth proportional to 999,934.37, 1,380,089.06 and 564,484.44 is: 779,089.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,934.37 : 1,380,089.06 = 564,484.44 : x
  2. Step 2: Convert to fraction form
    999,934.37/1,380,089.06 = 564,484.44/x
  3. Step 3: Cross multiply
    999,934.37x = 1,380,089.06 × 564,484.44
  4. Step 4: Simplify right side
    999,934.37x = 779,038,802,537.14
  5. Step 5: Solve for x
    x = 779,038,802,537.14/999,934.37
  6. Step 6: Final answer
    x = 779,089.94

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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.