Home / 806,631.64-1,113,159.18-444,062.68

Finding the Fourth Proportional to 806,631.64, 1,113,159.18 and 444,062.68

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Solution

The fourth proportional to 806,631.64, 1,113,159.18 and 444,062.68 is: 612,810.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,631.64 : 1,113,159.18 = 444,062.68 : x
  2. Step 2: Convert to fraction form
    806,631.64/1,113,159.18 = 444,062.68/x
  3. Step 3: Cross multiply
    806,631.64x = 1,113,159.18 × 444,062.68
  4. Step 4: Simplify right side
    806,631.64x = 494,312,448,737.40
  5. Step 5: Solve for x
    x = 494,312,448,737.40/806,631.64
  6. Step 6: Final answer
    x = 612,810.64

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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.