Home / 434,666.64-599,839.56-243,680.07

Finding the Fourth Proportional to 434,666.64, 599,839.56 and 243,680.07

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Solution

The fourth proportional to 434,666.64, 599,839.56 and 243,680.07 is: 336,278.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,666.64 : 599,839.56 = 243,680.07 : x
  2. Step 2: Convert to fraction form
    434,666.64/599,839.56 = 243,680.07/x
  3. Step 3: Cross multiply
    434,666.64x = 599,839.56 × 243,680.07
  4. Step 4: Simplify right side
    434,666.64x = 146,168,945,969.57
  5. Step 5: Solve for x
    x = 146,168,945,969.57/434,666.64
  6. Step 6: Final answer
    x = 336,278.27

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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.