Home / 836,518.62-1,154,393.52-454,545.45

Finding the Fourth Proportional to 836,518.62, 1,154,393.52 and 454,545.45

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Solution

The fourth proportional to 836,518.62, 1,154,393.52 and 454,545.45 is: 627,271.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,518.62 : 1,154,393.52 = 454,545.45 : x
  2. Step 2: Convert to fraction form
    836,518.62/1,154,393.52 = 454,545.45/x
  3. Step 3: Cross multiply
    836,518.62x = 1,154,393.52 × 454,545.45
  4. Step 4: Simplify right side
    836,518.62x = 524,724,322,025.48
  5. Step 5: Solve for x
    x = 524,724,322,025.48/836,518.62
  6. Step 6: Final answer
    x = 627,271.54

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Double scale
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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.