Home / 382,623.02-527,877.15-239,328.62

Finding the Fourth Proportional to 382,623.02, 527,877.15 and 239,328.62

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Solution

The fourth proportional to 382,623.02, 527,877.15 and 239,328.62 is: 330,184.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,623.02 : 527,877.15 = 239,328.62 : x
  2. Step 2: Convert to fraction form
    382,623.02/527,877.15 = 239,328.62/x
  3. Step 3: Cross multiply
    382,623.02x = 527,877.15 × 239,328.62
  4. Step 4: Simplify right side
    382,623.02x = 126,336,109,839.03
  5. Step 5: Solve for x
    x = 126,336,109,839.03/382,623.02
  6. Step 6: Final answer
    x = 330,184.29

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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.