Home / 819,112.00-1,130,124.06-474,879.22

Finding the Fourth Proportional to 819,112.00, 1,130,124.06 and 474,879.22

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Solution

The fourth proportional to 819,112.00, 1,130,124.06 and 474,879.22 is: 655,188.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,112.00 : 1,130,124.06 = 474,879.22 : x
  2. Step 2: Convert to fraction form
    819,112.00/1,130,124.06 = 474,879.22/x
  3. Step 3: Cross multiply
    819,112.00x = 1,130,124.06 × 474,879.22
  4. Step 4: Simplify right side
    819,112.00x = 536,672,435,826.05
  5. Step 5: Solve for x
    x = 536,672,435,826.05/819,112.00
  6. Step 6: Final answer
    x = 655,188.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.