Home / 543,533.18-750,050.73-301,831.20

Finding the Fourth Proportional to 543,533.18, 750,050.73 and 301,831.20

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Solution

The fourth proportional to 543,533.18, 750,050.73 and 301,831.20 is: 416,513.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,533.18 : 750,050.73 = 301,831.20 : x
  2. Step 2: Convert to fraction form
    543,533.18/750,050.73 = 301,831.20/x
  3. Step 3: Cross multiply
    543,533.18x = 750,050.73 × 301,831.20
  4. Step 4: Simplify right side
    543,533.18x = 226,388,711,896.78
  5. Step 5: Solve for x
    x = 226,388,711,896.78/543,533.18
  6. Step 6: Final answer
    x = 416,513.14

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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.