Home / 343,142.07-473,422.56-207,124.34

Finding the Fourth Proportional to 343,142.07, 473,422.56 and 207,124.34

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Solution

The fourth proportional to 343,142.07, 473,422.56 and 207,124.34 is: 285,763.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,142.07 : 473,422.56 = 207,124.34 : x
  2. Step 2: Convert to fraction form
    343,142.07/473,422.56 = 207,124.34/x
  3. Step 3: Cross multiply
    343,142.07x = 473,422.56 × 207,124.34
  4. Step 4: Simplify right side
    343,142.07x = 98,057,335,281.11
  5. Step 5: Solve for x
    x = 98,057,335,281.11/343,142.07
  6. Step 6: Final answer
    x = 285,763.08

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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.