Home / 319,746.06-441,242.37-176,519.70

Finding the Fourth Proportional to 319,746.06, 441,242.37 and 176,519.70

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Solution

The fourth proportional to 319,746.06, 441,242.37 and 176,519.70 is: 243,593.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,746.06 : 441,242.37 = 176,519.70 : x
  2. Step 2: Convert to fraction form
    319,746.06/441,242.37 = 176,519.70/x
  3. Step 3: Cross multiply
    319,746.06x = 441,242.37 × 176,519.70
  4. Step 4: Simplify right side
    319,746.06x = 77,887,970,779.69
  5. Step 5: Solve for x
    x = 77,887,970,779.69/319,746.06
  6. Step 6: Final answer
    x = 243,593.22

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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.