Home / 900,341.37-1,349,012.75-633,541.37

Finding the Fourth Proportional to 900,341.37, 1,349,012.75 and 633,541.37

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Solution

The fourth proportional to 900,341.37, 1,349,012.75 and 633,541.37 is: 949,257.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,341.37 : 1,349,012.75 = 633,541.37 : x
  2. Step 2: Convert to fraction form
    900,341.37/1,349,012.75 = 633,541.37/x
  3. Step 3: Cross multiply
    900,341.37x = 1,349,012.75 × 633,541.37
  4. Step 4: Simplify right side
    900,341.37x = 854,655,375,869.70
  5. Step 5: Solve for x
    x = 854,655,375,869.70/900,341.37
  6. Step 6: Final answer
    x = 949,257.03

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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.