Home / 877,170.24-1,210,504.84-514,600.28

Finding the Fourth Proportional to 877,170.24, 1,210,504.84 and 514,600.28

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Solution

The fourth proportional to 877,170.24, 1,210,504.84 and 514,600.28 is: 710,154.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,170.24 : 1,210,504.84 = 514,600.28 : x
  2. Step 2: Convert to fraction form
    877,170.24/1,210,504.84 = 514,600.28/x
  3. Step 3: Cross multiply
    877,170.24x = 1,210,504.84 × 514,600.28
  4. Step 4: Simplify right side
    877,170.24x = 622,926,129,605.36
  5. Step 5: Solve for x
    x = 622,926,129,605.36/877,170.24
  6. Step 6: Final answer
    x = 710,154.20

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1.5x scale

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.