Home / 877,164.48-1,210,497.21-514,594.62

Finding the Fourth Proportional to 877,164.48, 1,210,497.21 and 514,594.62

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Solution

The fourth proportional to 877,164.48, 1,210,497.21 and 514,594.62 is: 710,146.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,164.48 : 1,210,497.21 = 514,594.62 : x
  2. Step 2: Convert to fraction form
    877,164.48/1,210,497.21 = 514,594.62/x
  3. Step 3: Cross multiply
    877,164.48x = 1,210,497.21 × 514,594.62
  4. Step 4: Simplify right side
    877,164.48x = 622,915,351,791.01
  5. Step 5: Solve for x
    x = 622,915,351,791.01/877,164.48
  6. Step 6: Final answer
    x = 710,146.58

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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.