Home / 514,322.84-771,556.59-214,735.29

Finding the Fourth Proportional to 514,322.84, 771,556.59 and 214,735.29

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Solution

The fourth proportional to 514,322.84, 771,556.59 and 214,735.29 is: 322,133.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,322.84 : 771,556.59 = 214,735.29 : x
  2. Step 2: Convert to fraction form
    514,322.84/771,556.59 = 214,735.29/x
  3. Step 3: Cross multiply
    514,322.84x = 771,556.59 × 214,735.29
  4. Step 4: Simplify right side
    514,322.84x = 165,680,428,105.06
  5. Step 5: Solve for x
    x = 165,680,428,105.06/514,322.84
  6. Step 6: Final answer
    x = 322,133.14

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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.