Home / 723,768.02-1,085,661.27-191,284.44

Finding the Fourth Proportional to 723,768.02, 1,085,661.27 and 191,284.44

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Solution

The fourth proportional to 723,768.02, 1,085,661.27 and 191,284.44 is: 286,929.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,768.02 : 1,085,661.27 = 191,284.44 : x
  2. Step 2: Convert to fraction form
    723,768.02/1,085,661.27 = 191,284.44/x
  3. Step 3: Cross multiply
    723,768.02x = 1,085,661.27 × 191,284.44
  4. Step 4: Simplify right side
    723,768.02x = 207,670,108,061.64
  5. Step 5: Solve for x
    x = 207,670,108,061.64/723,768.02
  6. Step 6: Final answer
    x = 286,929.10

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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.