Home / 804,971.61-1,110,857.10-460,805.64

Finding the Fourth Proportional to 804,971.61, 1,110,857.10 and 460,805.64

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Solution

The fourth proportional to 804,971.61, 1,110,857.10 and 460,805.64 is: 635,909.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,971.61 : 1,110,857.10 = 460,805.64 : x
  2. Step 2: Convert to fraction form
    804,971.61/1,110,857.10 = 460,805.64/x
  3. Step 3: Cross multiply
    804,971.61x = 1,110,857.10 × 460,805.64
  4. Step 4: Simplify right side
    804,971.61x = 511,889,216,914.04
  5. Step 5: Solve for x
    x = 511,889,216,914.04/804,971.61
  6. Step 6: Final answer
    x = 635,909.65

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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.