Home / 342,899.61-473,185.04-189,927.47

Finding the Fourth Proportional to 342,899.61, 473,185.04 and 189,927.47

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Solution

The fourth proportional to 342,899.61, 473,185.04 and 189,927.47 is: 262,090.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,899.61 : 473,185.04 = 189,927.47 : x
  2. Step 2: Convert to fraction form
    342,899.61/473,185.04 = 189,927.47/x
  3. Step 3: Cross multiply
    342,899.61x = 473,185.04 × 189,927.47
  4. Step 4: Simplify right side
    342,899.61x = 89,870,834,173.49
  5. Step 5: Solve for x
    x = 89,870,834,173.49/342,899.61
  6. Step 6: Final answer
    x = 262,090.80

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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.