Home / 293,476.50-440,277.90-91,068.57

Finding the Fourth Proportional to 293,476.50, 440,277.90 and 91,068.57

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Solution

The fourth proportional to 293,476.50, 440,277.90 and 91,068.57 is: 136,622.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,476.50 : 440,277.90 = 91,068.57 : x
  2. Step 2: Convert to fraction form
    293,476.50/440,277.90 = 91,068.57/x
  3. Step 3: Cross multiply
    293,476.50x = 440,277.90 × 91,068.57
  4. Step 4: Simplify right side
    293,476.50x = 40,095,478,755.60
  5. Step 5: Solve for x
    x = 40,095,478,755.60/293,476.50
  6. Step 6: Final answer
    x = 136,622.45

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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.