Home / 434,028.48-598,952.74-243,048.72

Finding the Fourth Proportional to 434,028.48, 598,952.74 and 243,048.72

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Solution

The fourth proportional to 434,028.48, 598,952.74 and 243,048.72 is: 335,403.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,028.48 : 598,952.74 = 243,048.72 : x
  2. Step 2: Convert to fraction form
    434,028.48/598,952.74 = 243,048.72/x
  3. Step 3: Cross multiply
    434,028.48x = 598,952.74 × 243,048.72
  4. Step 4: Simplify right side
    434,028.48x = 145,574,696,797.49
  5. Step 5: Solve for x
    x = 145,574,696,797.49/434,028.48
  6. Step 6: Final answer
    x = 335,403.56

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Similar ratio
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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.