Home / 926,233.86-1,389,156.40-261,230.34

Finding the Fourth Proportional to 926,233.86, 1,389,156.40 and 261,230.34

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Solution

The fourth proportional to 926,233.86, 1,389,156.40 and 261,230.34 is: 391,790.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,233.86 : 1,389,156.40 = 261,230.34 : x
  2. Step 2: Convert to fraction form
    926,233.86/1,389,156.40 = 261,230.34/x
  3. Step 3: Cross multiply
    926,233.86x = 1,389,156.40 × 261,230.34
  4. Step 4: Simplify right side
    926,233.86x = 362,889,802,751.63
  5. Step 5: Solve for x
    x = 362,889,802,751.63/926,233.86
  6. Step 6: Final answer
    x = 391,790.69

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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.