Home / 353,032.98-487,186.13-191,887.59

Finding the Fourth Proportional to 353,032.98, 487,186.13 and 191,887.59

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Solution

The fourth proportional to 353,032.98, 487,186.13 and 191,887.59 is: 264,805.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,032.98 : 487,186.13 = 191,887.59 : x
  2. Step 2: Convert to fraction form
    353,032.98/487,186.13 = 191,887.59/x
  3. Step 3: Cross multiply
    353,032.98x = 487,186.13 × 191,887.59
  4. Step 4: Simplify right side
    353,032.98x = 93,484,972,367.13
  5. Step 5: Solve for x
    x = 93,484,972,367.13/353,032.98
  6. Step 6: Final answer
    x = 264,805.21

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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.