Home / 434,072.85-599,045.42-243,084.57

Finding the Fourth Proportional to 434,072.85, 599,045.42 and 243,084.57

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Solution

The fourth proportional to 434,072.85, 599,045.42 and 243,084.57 is: 335,470.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,072.85 : 599,045.42 = 243,084.57 : x
  2. Step 2: Convert to fraction form
    434,072.85/599,045.42 = 243,084.57/x
  3. Step 3: Cross multiply
    434,072.85x = 599,045.42 × 243,084.57
  4. Step 4: Simplify right side
    434,072.85x = 145,618,698,331.17
  5. Step 5: Solve for x
    x = 145,618,698,331.17/434,072.85
  6. Step 6: Final answer
    x = 335,470.64

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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.