Home / 652,156.45-899,975.07-361,812.06

Finding the Fourth Proportional to 652,156.45, 899,975.07 and 361,812.06

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Solution

The fourth proportional to 652,156.45, 899,975.07 and 361,812.06 is: 499,300.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,156.45 : 899,975.07 = 361,812.06 : x
  2. Step 2: Convert to fraction form
    652,156.45/899,975.07 = 361,812.06/x
  3. Step 3: Cross multiply
    652,156.45x = 899,975.07 × 361,812.06
  4. Step 4: Simplify right side
    652,156.45x = 325,621,834,025.34
  5. Step 5: Solve for x
    x = 325,621,834,025.34/652,156.45
  6. Step 6: Final answer
    x = 499,300.18

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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.