Home / 980,223.09-1,467,170.78-506,256.45

Finding the Fourth Proportional to 980,223.09, 1,467,170.78 and 506,256.45

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Solution

The fourth proportional to 980,223.09, 1,467,170.78 and 506,256.45 is: 757,750.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,223.09 : 1,467,170.78 = 506,256.45 : x
  2. Step 2: Convert to fraction form
    980,223.09/1,467,170.78 = 506,256.45/x
  3. Step 3: Cross multiply
    980,223.09x = 1,467,170.78 × 506,256.45
  4. Step 4: Simplify right side
    980,223.09x = 742,764,668,095.25
  5. Step 5: Solve for x
    x = 742,764,668,095.25/980,223.09
  6. Step 6: Final answer
    x = 757,750.63

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1.5x scale

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.