Home / 402,767.40-603,632.70-244,828.20

Finding the Fourth Proportional to 402,767.40, 603,632.70 and 244,828.20

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Solution

The fourth proportional to 402,767.40, 603,632.70 and 244,828.20 is: 366,927.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,767.40 : 603,632.70 = 244,828.20 : x
  2. Step 2: Convert to fraction form
    402,767.40/603,632.70 = 244,828.20/x
  3. Step 3: Cross multiply
    402,767.40x = 603,632.70 × 244,828.20
  4. Step 4: Simplify right side
    402,767.40x = 147,786,307,402.14
  5. Step 5: Solve for x
    x = 147,786,307,402.14/402,767.40
  6. Step 6: Final answer
    x = 366,927.18

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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.