Home / 807,632.66-1,114,530.74-445,056.40

Finding the Fourth Proportional to 807,632.66, 1,114,530.74 and 445,056.40

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Solution

The fourth proportional to 807,632.66, 1,114,530.74 and 445,056.40 is: 614,176.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,632.66 : 1,114,530.74 = 445,056.40 : x
  2. Step 2: Convert to fraction form
    807,632.66/1,114,530.74 = 445,056.40/x
  3. Step 3: Cross multiply
    807,632.66x = 1,114,530.74 × 445,056.40
  4. Step 4: Simplify right side
    807,632.66x = 496,029,038,833.74
  5. Step 5: Solve for x
    x = 496,029,038,833.74/807,632.66
  6. Step 6: Final answer
    x = 614,176.55

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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.