Home / 855,627.98-1,180,780.58-468,436.93

Finding the Fourth Proportional to 855,627.98, 1,180,780.58 and 468,436.93

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Solution

The fourth proportional to 855,627.98, 1,180,780.58 and 468,436.93 is: 646,450.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,627.98 : 1,180,780.58 = 468,436.93 : x
  2. Step 2: Convert to fraction form
    855,627.98/1,180,780.58 = 468,436.93/x
  3. Step 3: Cross multiply
    855,627.98x = 1,180,780.58 × 468,436.93
  4. Step 4: Simplify right side
    855,627.98x = 553,121,228,117.96
  5. Step 5: Solve for x
    x = 553,121,228,117.96/855,627.98
  6. Step 6: Final answer
    x = 646,450.61

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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.