Home / 579,921.06-870,006.70-175,079.66

Finding the Fourth Proportional to 579,921.06, 870,006.70 and 175,079.66

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Solution

The fourth proportional to 579,921.06, 870,006.70 and 175,079.66 is: 262,657.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,921.06 : 870,006.70 = 175,079.66 : x
  2. Step 2: Convert to fraction form
    579,921.06/870,006.70 = 175,079.66/x
  3. Step 3: Cross multiply
    579,921.06x = 870,006.70 × 175,079.66
  4. Step 4: Simplify right side
    579,921.06x = 152,320,476,365.06
  5. Step 5: Solve for x
    x = 152,320,476,365.06/579,921.06
  6. Step 6: Final answer
    x = 262,657.26

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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.