Home / 877,099.53-1,210,192.07-514,504.65

Finding the Fourth Proportional to 877,099.53, 1,210,192.07 and 514,504.65

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Solution

The fourth proportional to 877,099.53, 1,210,192.07 and 514,504.65 is: 709,896.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,099.53 : 1,210,192.07 = 514,504.65 : x
  2. Step 2: Convert to fraction form
    877,099.53/1,210,192.07 = 514,504.65/x
  3. Step 3: Cross multiply
    877,099.53x = 1,210,192.07 × 514,504.65
  4. Step 4: Simplify right side
    877,099.53x = 622,649,444,835.60
  5. Step 5: Solve for x
    x = 622,649,444,835.60/877,099.53
  6. Step 6: Final answer
    x = 709,896.00

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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.