Home / 752,499.89-1,038,154.25-430,037.00

Finding the Fourth Proportional to 752,499.89, 1,038,154.25 and 430,037.00

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Solution

The fourth proportional to 752,499.89, 1,038,154.25 and 430,037.00 is: 593,282.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,499.89 : 1,038,154.25 = 430,037.00 : x
  2. Step 2: Convert to fraction form
    752,499.89/1,038,154.25 = 430,037.00/x
  3. Step 3: Cross multiply
    752,499.89x = 1,038,154.25 × 430,037.00
  4. Step 4: Simplify right side
    752,499.89x = 446,444,738,984.65
  5. Step 5: Solve for x
    x = 446,444,738,984.65/752,499.89
  6. Step 6: Final answer
    x = 593,282.13

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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.