Home / 866,385.56-1,195,650.06-484,412.60

Finding the Fourth Proportional to 866,385.56, 1,195,650.06 and 484,412.60

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Solution

The fourth proportional to 866,385.56, 1,195,650.06 and 484,412.60 is: 668,510.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,385.56 : 1,195,650.06 = 484,412.60 : x
  2. Step 2: Convert to fraction form
    866,385.56/1,195,650.06 = 484,412.60/x
  3. Step 3: Cross multiply
    866,385.56x = 1,195,650.06 × 484,412.60
  4. Step 4: Simplify right side
    866,385.56x = 579,187,954,254.76
  5. Step 5: Solve for x
    x = 579,187,954,254.76/866,385.56
  6. Step 6: Final answer
    x = 668,510.63

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Double scale
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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.