Home / 723,610.59-1,085,467.74-191,126.31

Finding the Fourth Proportional to 723,610.59, 1,085,467.74 and 191,126.31

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Solution

The fourth proportional to 723,610.59, 1,085,467.74 and 191,126.31 is: 286,703.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,610.59 : 1,085,467.74 = 191,126.31 : x
  2. Step 2: Convert to fraction form
    723,610.59/1,085,467.74 = 191,126.31/x
  3. Step 3: Cross multiply
    723,610.59x = 1,085,467.74 × 191,126.31
  4. Step 4: Simplify right side
    723,610.59x = 207,461,443,770.24
  5. Step 5: Solve for x
    x = 207,461,443,770.24/723,610.59
  6. Step 6: Final answer
    x = 286,703.16

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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.