Home / 1,125,422.33-1,688,402.07-367,265.21

Finding the Fourth Proportional to 1,125,422.33, 1,688,402.07 and 367,265.21

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Solution

The fourth proportional to 1,125,422.33, 1,688,402.07 and 367,265.21 is: 550,985.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,422.33 : 1,688,402.07 = 367,265.21 : x
  2. Step 2: Convert to fraction form
    1,125,422.33/1,688,402.07 = 367,265.21/x
  3. Step 3: Cross multiply
    1,125,422.33x = 1,688,402.07 × 367,265.21
  4. Step 4: Simplify right side
    1,125,422.33x = 620,091,332,360.97
  5. Step 5: Solve for x
    x = 620,091,332,360.97/1,125,422.33
  6. Step 6: Final answer
    x = 550,985.46

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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.