Home / 319,007.34-440,293.68-183,133.08

Finding the Fourth Proportional to 319,007.34, 440,293.68 and 183,133.08

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Solution

The fourth proportional to 319,007.34, 440,293.68 and 183,133.08 is: 252,760.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,007.34 : 440,293.68 = 183,133.08 : x
  2. Step 2: Convert to fraction form
    319,007.34/440,293.68 = 183,133.08/x
  3. Step 3: Cross multiply
    319,007.34x = 440,293.68 × 183,133.08
  4. Step 4: Simplify right side
    319,007.34x = 80,632,337,722.93
  5. Step 5: Solve for x
    x = 80,632,337,722.93/319,007.34
  6. Step 6: Final answer
    x = 252,760.13

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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.