Home / 284,711.58-392,962.05-236,918.34

Finding the Fourth Proportional to 284,711.58, 392,962.05 and 236,918.34

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Solution

The fourth proportional to 284,711.58, 392,962.05 and 236,918.34 is: 326,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,711.58 : 392,962.05 = 236,918.34 : x
  2. Step 2: Convert to fraction form
    284,711.58/392,962.05 = 236,918.34/x
  3. Step 3: Cross multiply
    284,711.58x = 392,962.05 × 236,918.34
  4. Step 4: Simplify right side
    284,711.58x = 93,099,916,569.00
  5. Step 5: Solve for x
    x = 93,099,916,569.00/284,711.58
  6. Step 6: Final answer
    x = 326,997.30

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1.5x scale

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.