Home / 842,059.19-1,162,041.39-454,874.54

Finding the Fourth Proportional to 842,059.19, 1,162,041.39 and 454,874.54

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Solution

The fourth proportional to 842,059.19, 1,162,041.39 and 454,874.54 is: 627,726.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,059.19 : 1,162,041.39 = 454,874.54 : x
  2. Step 2: Convert to fraction form
    842,059.19/1,162,041.39 = 454,874.54/x
  3. Step 3: Cross multiply
    842,059.19x = 1,162,041.39 × 454,874.54
  4. Step 4: Simplify right side
    842,059.19x = 528,583,036,927.00
  5. Step 5: Solve for x
    x = 528,583,036,927.00/842,059.19
  6. Step 6: Final answer
    x = 627,726.70

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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.