Home / 807,018.96-1,113,686.10-444,439.68

Finding the Fourth Proportional to 807,018.96, 1,113,686.10 and 444,439.68

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Solution

The fourth proportional to 807,018.96, 1,113,686.10 and 444,439.68 is: 613,326.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,018.96 : 1,113,686.10 = 444,439.68 : x
  2. Step 2: Convert to fraction form
    807,018.96/1,113,686.10 = 444,439.68/x
  3. Step 3: Cross multiply
    807,018.96x = 1,113,686.10 × 444,439.68
  4. Step 4: Simplify right side
    807,018.96x = 494,966,293,904.45
  5. Step 5: Solve for x
    x = 494,966,293,904.45/807,018.96
  6. Step 6: Final answer
    x = 613,326.72

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Double scale
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1.5x scale

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.