Home / 298,979.51-412,256.53-244,362.18

Finding the Fourth Proportional to 298,979.51, 412,256.53 and 244,362.18

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Solution

The fourth proportional to 298,979.51, 412,256.53 and 244,362.18 is: 336,945.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,979.51 : 412,256.53 = 244,362.18 : x
  2. Step 2: Convert to fraction form
    298,979.51/412,256.53 = 244,362.18/x
  3. Step 3: Cross multiply
    298,979.51x = 412,256.53 × 244,362.18
  4. Step 4: Simplify right side
    298,979.51x = 100,739,903,779.13
  5. Step 5: Solve for x
    x = 100,739,903,779.13/298,979.51
  6. Step 6: Final answer
    x = 336,945.85

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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.