Home / 926,256.58-1,389,190.47-261,253.06

Finding the Fourth Proportional to 926,256.58, 1,389,190.47 and 261,253.06

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Solution

The fourth proportional to 926,256.58, 1,389,190.47 and 261,253.06 is: 391,824.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,256.58 : 1,389,190.47 = 261,253.06 : x
  2. Step 2: Convert to fraction form
    926,256.58/1,389,190.47 = 261,253.06/x
  3. Step 3: Cross multiply
    926,256.58x = 1,389,190.47 × 261,253.06
  4. Step 4: Simplify right side
    926,256.58x = 362,930,261,210.34
  5. Step 5: Solve for x
    x = 362,930,261,210.34/926,256.58
  6. Step 6: Final answer
    x = 391,824.76

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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.