Home / 783,119.40-1,094,005.20-783,119.40

Finding the Fourth Proportional to 783,119.40, 1,094,005.20 and 783,119.40

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Solution

The fourth proportional to 783,119.40, 1,094,005.20 and 783,119.40 is: 1,094,005.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,119.40 : 1,094,005.20 = 783,119.40 : x
  2. Step 2: Convert to fraction form
    783,119.40/1,094,005.20 = 783,119.40/x
  3. Step 3: Cross multiply
    783,119.40x = 1,094,005.20 × 783,119.40
  4. Step 4: Simplify right side
    783,119.40x = 856,736,695,820.88
  5. Step 5: Solve for x
    x = 856,736,695,820.88/783,119.40
  6. Step 6: Final answer
    x = 1,094,005.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.