Home / 762,810.66-1,144,270.71-201,838.50

Finding the Fourth Proportional to 762,810.66, 1,144,270.71 and 201,838.50

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Solution

The fourth proportional to 762,810.66, 1,144,270.71 and 201,838.50 is: 302,772.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,810.66 : 1,144,270.71 = 201,838.50 : x
  2. Step 2: Convert to fraction form
    762,810.66/1,144,270.71 = 201,838.50/x
  3. Step 3: Cross multiply
    762,810.66x = 1,144,270.71 × 201,838.50
  4. Step 4: Simplify right side
    762,810.66x = 230,957,883,700.34
  5. Step 5: Solve for x
    x = 230,957,883,700.34/762,810.66
  6. Step 6: Final answer
    x = 302,772.23

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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.