Home / 358,831.32-537,557.64-200,580

Finding the Fourth Proportional to 358,831.32, 537,557.64 and 200,580

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Solution

The fourth proportional to 358,831.32, 537,557.64 and 200,580 is: 300,484.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,831.32 : 537,557.64 = 200,580 : x
  2. Step 2: Convert to fraction form
    358,831.32/537,557.64 = 200,580/x
  3. Step 3: Cross multiply
    358,831.32x = 537,557.64 × 200,580
  4. Step 4: Simplify right side
    358,831.32x = 107,823,311,431.20
  5. Step 5: Solve for x
    x = 107,823,311,431.20/358,831.32
  6. Step 6: Final answer
    x = 300,484.67

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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.