Home / 806,693.69-1,113,216.95-444,113.93

Finding the Fourth Proportional to 806,693.69, 1,113,216.95 and 444,113.93

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Solution

The fourth proportional to 806,693.69, 1,113,216.95 and 444,113.93 is: 612,866.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,693.69 : 1,113,216.95 = 444,113.93 : x
  2. Step 2: Convert to fraction form
    806,693.69/1,113,216.95 = 444,113.93/x
  3. Step 3: Cross multiply
    806,693.69x = 1,113,216.95 × 444,113.93
  4. Step 4: Simplify right side
    806,693.69x = 494,395,152,386.54
  5. Step 5: Solve for x
    x = 494,395,152,386.54/806,693.69
  6. Step 6: Final answer
    x = 612,866.02

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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.