Home / 343,347.14-473,814.06-190,385.60

Finding the Fourth Proportional to 343,347.14, 473,814.06 and 190,385.60

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Solution

The fourth proportional to 343,347.14, 473,814.06 and 190,385.60 is: 262,729.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,347.14 : 473,814.06 = 190,385.60 : x
  2. Step 2: Convert to fraction form
    343,347.14/473,814.06 = 190,385.60/x
  3. Step 3: Cross multiply
    343,347.14x = 473,814.06 × 190,385.60
  4. Step 4: Simplify right side
    343,347.14x = 90,207,371,732.47
  5. Step 5: Solve for x
    x = 90,207,371,732.47/343,347.14
  6. Step 6: Final answer
    x = 262,729.36

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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.