Home / 901,256.60-1,243,648.98-538,608.24

Finding the Fourth Proportional to 901,256.60, 1,243,648.98 and 538,608.24

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Solution

The fourth proportional to 901,256.60, 1,243,648.98 and 538,608.24 is: 743,228.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,256.60 : 1,243,648.98 = 538,608.24 : x
  2. Step 2: Convert to fraction form
    901,256.60/1,243,648.98 = 538,608.24/x
  3. Step 3: Cross multiply
    901,256.60x = 1,243,648.98 × 538,608.24
  4. Step 4: Simplify right side
    901,256.60x = 669,839,588,295.60
  5. Step 5: Solve for x
    x = 669,839,588,295.60/901,256.60
  6. Step 6: Final answer
    x = 743,228.50

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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.