Home / 706,106.48-1,059,048.06-306,640.02

Finding the Fourth Proportional to 706,106.48, 1,059,048.06 and 306,640.02

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Solution

The fourth proportional to 706,106.48, 1,059,048.06 and 306,640.02 is: 459,911.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,106.48 : 1,059,048.06 = 306,640.02 : x
  2. Step 2: Convert to fraction form
    706,106.48/1,059,048.06 = 306,640.02/x
  3. Step 3: Cross multiply
    706,106.48x = 1,059,048.06 × 306,640.02
  4. Step 4: Simplify right side
    706,106.48x = 324,746,518,299.36
  5. Step 5: Solve for x
    x = 324,746,518,299.36/706,106.48
  6. Step 6: Final answer
    x = 459,911.54

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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.