Home / 842,582.04-1,162,766.71-480,021.18

Finding the Fourth Proportional to 842,582.04, 1,162,766.71 and 480,021.18

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Solution

The fourth proportional to 842,582.04, 1,162,766.71 and 480,021.18 is: 662,431.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,582.04 : 1,162,766.71 = 480,021.18 : x
  2. Step 2: Convert to fraction form
    842,582.04/1,162,766.71 = 480,021.18/x
  3. Step 3: Cross multiply
    842,582.04x = 1,162,766.71 × 480,021.18
  4. Step 4: Simplify right side
    842,582.04x = 558,152,648,198.92
  5. Step 5: Solve for x
    x = 558,152,648,198.92/842,582.04
  6. Step 6: Final answer
    x = 662,431.22

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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.