Home / 926,254.08-1,389,186.72-261,250.56

Finding the Fourth Proportional to 926,254.08, 1,389,186.72 and 261,250.56

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Solution

The fourth proportional to 926,254.08, 1,389,186.72 and 261,250.56 is: 391,821.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,254.08 : 1,389,186.72 = 261,250.56 : x
  2. Step 2: Convert to fraction form
    926,254.08/1,389,186.72 = 261,250.56/x
  3. Step 3: Cross multiply
    926,254.08x = 1,389,186.72 × 261,250.56
  4. Step 4: Simplify right side
    926,254.08x = 362,925,808,544.56
  5. Step 5: Solve for x
    x = 362,925,808,544.56/926,254.08
  6. Step 6: Final answer
    x = 391,821.01

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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.