Home / 869,190.02-1,304,159.66-470,111.73

Finding the Fourth Proportional to 869,190.02, 1,304,159.66 and 470,111.73

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Solution

The fourth proportional to 869,190.02, 1,304,159.66 and 470,111.73 is: 705,370.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,190.02 : 1,304,159.66 = 470,111.73 : x
  2. Step 2: Convert to fraction form
    869,190.02/1,304,159.66 = 470,111.73/x
  3. Step 3: Cross multiply
    869,190.02x = 1,304,159.66 × 470,111.73
  4. Step 4: Simplify right side
    869,190.02x = 613,100,757,138.66
  5. Step 5: Solve for x
    x = 613,100,757,138.66/869,190.02
  6. Step 6: Final answer
    x = 705,370.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.