Home / 940,321.17-1,297,643.22-537,913.17

Finding the Fourth Proportional to 940,321.17, 1,297,643.22 and 537,913.17

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Solution

The fourth proportional to 940,321.17, 1,297,643.22 and 537,913.17 is: 742,320.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,321.17 : 1,297,643.22 = 537,913.17 : x
  2. Step 2: Convert to fraction form
    940,321.17/1,297,643.22 = 537,913.17/x
  3. Step 3: Cross multiply
    940,321.17x = 1,297,643.22 × 537,913.17
  4. Step 4: Simplify right side
    940,321.17x = 698,019,377,999.21
  5. Step 5: Solve for x
    x = 698,019,377,999.21/940,321.17
  6. Step 6: Final answer
    x = 742,320.18

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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.