Home / 923,891.83-1,385,840.95-284,191.22

Finding the Fourth Proportional to 923,891.83, 1,385,840.95 and 284,191.22

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Solution

The fourth proportional to 923,891.83, 1,385,840.95 and 284,191.22 is: 426,287.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,891.83 : 1,385,840.95 = 284,191.22 : x
  2. Step 2: Convert to fraction form
    923,891.83/1,385,840.95 = 284,191.22/x
  3. Step 3: Cross multiply
    923,891.83x = 1,385,840.95 × 284,191.22
  4. Step 4: Simplify right side
    923,891.83x = 393,843,833,060.58
  5. Step 5: Solve for x
    x = 393,843,833,060.58/923,891.83
  6. Step 6: Final answer
    x = 426,287.82

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1.5x scale

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.