Home / 783,159.14-1,174,164.15-250,373.54

Finding the Fourth Proportional to 783,159.14, 1,174,164.15 and 250,373.54

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Solution

The fourth proportional to 783,159.14, 1,174,164.15 and 250,373.54 is: 375,376.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,159.14 : 1,174,164.15 = 250,373.54 : x
  2. Step 2: Convert to fraction form
    783,159.14/1,174,164.15 = 250,373.54/x
  3. Step 3: Cross multiply
    783,159.14x = 1,174,164.15 × 250,373.54
  4. Step 4: Simplify right side
    783,159.14x = 293,979,634,776.59
  5. Step 5: Solve for x
    x = 293,979,634,776.59/783,159.14
  6. Step 6: Final answer
    x = 375,376.62

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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.