Home / 345,944.16-477,402.15-195,040.08

Finding the Fourth Proportional to 345,944.16, 477,402.15 and 195,040.08

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Solution

The fourth proportional to 345,944.16, 477,402.15 and 195,040.08 is: 269,154.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,944.16 : 477,402.15 = 195,040.08 : x
  2. Step 2: Convert to fraction form
    345,944.16/477,402.15 = 195,040.08/x
  3. Step 3: Cross multiply
    345,944.16x = 477,402.15 × 195,040.08
  4. Step 4: Simplify right side
    345,944.16x = 93,112,553,528.17
  5. Step 5: Solve for x
    x = 93,112,553,528.17/345,944.16
  6. Step 6: Final answer
    x = 269,154.86

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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.