Home / 855,616.07-1,180,750.52-468,456.58

Finding the Fourth Proportional to 855,616.07, 1,180,750.52 and 468,456.58

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Solution

The fourth proportional to 855,616.07, 1,180,750.52 and 468,456.58 is: 646,470.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,616.07 : 1,180,750.52 = 468,456.58 : x
  2. Step 2: Convert to fraction form
    855,616.07/1,180,750.52 = 468,456.58/x
  3. Step 3: Cross multiply
    855,616.07x = 1,180,750.52 × 468,456.58
  4. Step 4: Simplify right side
    855,616.07x = 553,130,353,079.50
  5. Step 5: Solve for x
    x = 553,130,353,079.50/855,616.07
  6. Step 6: Final answer
    x = 646,470.27

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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.