Home / 752,148.08-1,128,222.54-373,330.52

Finding the Fourth Proportional to 752,148.08, 1,128,222.54 and 373,330.52

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Solution

The fourth proportional to 752,148.08, 1,128,222.54 and 373,330.52 is: 559,995.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,148.08 : 1,128,222.54 = 373,330.52 : x
  2. Step 2: Convert to fraction form
    752,148.08/1,128,222.54 = 373,330.52/x
  3. Step 3: Cross multiply
    752,148.08x = 1,128,222.54 × 373,330.52
  4. Step 4: Simplify right side
    752,148.08x = 421,199,907,533.92
  5. Step 5: Solve for x
    x = 421,199,907,533.92/752,148.08
  6. Step 6: Final answer
    x = 559,995.99

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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.