Home / 808,721.92-1,116,034.72-441,199.08

Finding the Fourth Proportional to 808,721.92, 1,116,034.72 and 441,199.08

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Solution

The fourth proportional to 808,721.92, 1,116,034.72 and 441,199.08 is: 608,853.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,721.92 : 1,116,034.72 = 441,199.08 : x
  2. Step 2: Convert to fraction form
    808,721.92/1,116,034.72 = 441,199.08/x
  3. Step 3: Cross multiply
    808,721.92x = 1,116,034.72 × 441,199.08
  4. Step 4: Simplify right side
    808,721.92x = 492,393,488,090.67
  5. Step 5: Solve for x
    x = 492,393,488,090.67/808,721.92
  6. Step 6: Final answer
    x = 608,853.89

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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.