Home / 877,074.16-1,210,232.84-514,360.96

Finding the Fourth Proportional to 877,074.16, 1,210,232.84 and 514,360.96

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Solution

The fourth proportional to 877,074.16, 1,210,232.84 and 514,360.96 is: 709,742.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,074.16 : 1,210,232.84 = 514,360.96 : x
  2. Step 2: Convert to fraction form
    877,074.16/1,210,232.84 = 514,360.96/x
  3. Step 3: Cross multiply
    877,074.16x = 1,210,232.84 × 514,360.96
  4. Step 4: Simplify right side
    877,074.16x = 622,496,525,405.93
  5. Step 5: Solve for x
    x = 622,496,525,405.93/877,074.16
  6. Step 6: Final answer
    x = 709,742.18

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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.