Home / 1,068,809.38-1,603,291.83-358,831.42

Finding the Fourth Proportional to 1,068,809.38, 1,603,291.83 and 358,831.42

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Solution

The fourth proportional to 1,068,809.38, 1,603,291.83 and 358,831.42 is: 538,273.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,809.38 : 1,603,291.83 = 358,831.42 : x
  2. Step 2: Convert to fraction form
    1,068,809.38/1,603,291.83 = 358,831.42/x
  3. Step 3: Cross multiply
    1,068,809.38x = 1,603,291.83 × 358,831.42
  4. Step 4: Simplify right side
    1,068,809.38x = 575,311,484,033.30
  5. Step 5: Solve for x
    x = 575,311,484,033.30/1,068,809.38
  6. Step 6: Final answer
    x = 538,273.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.