Home / 865,737.60-1,195,085.76-526,314.24

Finding the Fourth Proportional to 865,737.60, 1,195,085.76 and 526,314.24

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Solution

The fourth proportional to 865,737.60, 1,195,085.76 and 526,314.24 is: 726,537.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,737.60 : 1,195,085.76 = 526,314.24 : x
  2. Step 2: Convert to fraction form
    865,737.60/1,195,085.76 = 526,314.24/x
  3. Step 3: Cross multiply
    865,737.60x = 1,195,085.76 × 526,314.24
  4. Step 4: Simplify right side
    865,737.60x = 628,990,653,509.22
  5. Step 5: Solve for x
    x = 628,990,653,509.22/865,737.60
  6. Step 6: Final answer
    x = 726,537.29

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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.