Home / 808,176.49-1,115,282.59-445,606.04

Finding the Fourth Proportional to 808,176.49, 1,115,282.59 and 445,606.04

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Solution

The fourth proportional to 808,176.49, 1,115,282.59 and 445,606.04 is: 614,935.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,176.49 : 1,115,282.59 = 445,606.04 : x
  2. Step 2: Convert to fraction form
    808,176.49/1,115,282.59 = 445,606.04/x
  3. Step 3: Cross multiply
    808,176.49x = 1,115,282.59 × 445,606.04
  4. Step 4: Simplify right side
    808,176.49x = 496,976,660,085.04
  5. Step 5: Solve for x
    x = 496,976,660,085.04/808,176.49
  6. Step 6: Final answer
    x = 614,935.81

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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.