Home / 827,955.60-1,142,565.12-460,418.10

Finding the Fourth Proportional to 827,955.60, 1,142,565.12 and 460,418.10

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Solution

The fourth proportional to 827,955.60, 1,142,565.12 and 460,418.10 is: 635,369.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,955.60 : 1,142,565.12 = 460,418.10 : x
  2. Step 2: Convert to fraction form
    827,955.60/1,142,565.12 = 460,418.10/x
  3. Step 3: Cross multiply
    827,955.60x = 1,142,565.12 × 460,418.10
  4. Step 4: Simplify right side
    827,955.60x = 526,057,661,676.67
  5. Step 5: Solve for x
    x = 526,057,661,676.67/827,955.60
  6. Step 6: Final answer
    x = 635,369.41

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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.