Home / 877,208.62-1,210,577.19-537,611.26

Finding the Fourth Proportional to 877,208.62, 1,210,577.19 and 537,611.26

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Solution

The fourth proportional to 877,208.62, 1,210,577.19 and 537,611.26 is: 741,921.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,208.62 : 1,210,577.19 = 537,611.26 : x
  2. Step 2: Convert to fraction form
    877,208.62/1,210,577.19 = 537,611.26/x
  3. Step 3: Cross multiply
    877,208.62x = 1,210,577.19 × 537,611.26
  4. Step 4: Simplify right side
    877,208.62x = 650,819,928,443.16
  5. Step 5: Solve for x
    x = 650,819,928,443.16/877,208.62
  6. Step 6: Final answer
    x = 741,921.49

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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.