Home / 343,090.94-473,466.61-190,131.65

Finding the Fourth Proportional to 343,090.94, 473,466.61 and 190,131.65

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Solution

The fourth proportional to 343,090.94, 473,466.61 and 190,131.65 is: 262,382.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,090.94 : 473,466.61 = 190,131.65 : x
  2. Step 2: Convert to fraction form
    343,090.94/473,466.61 = 190,131.65/x
  3. Step 3: Cross multiply
    343,090.94x = 473,466.61 × 190,131.65
  4. Step 4: Simplify right side
    343,090.94x = 90,020,987,779.21
  5. Step 5: Solve for x
    x = 90,020,987,779.21/343,090.94
  6. Step 6: Final answer
    x = 262,382.29

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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.