Home / 434,360.36-599,409.78-243,373.16

Finding the Fourth Proportional to 434,360.36, 599,409.78 and 243,373.16

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Solution

The fourth proportional to 434,360.36, 599,409.78 and 243,373.16 is: 335,850.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,360.36 : 599,409.78 = 243,373.16 : x
  2. Step 2: Convert to fraction form
    434,360.36/599,409.78 = 243,373.16/x
  3. Step 3: Cross multiply
    434,360.36x = 599,409.78 × 243,373.16
  4. Step 4: Simplify right side
    434,360.36x = 145,880,252,293.51
  5. Step 5: Solve for x
    x = 145,880,252,293.51/434,360.36
  6. Step 6: Final answer
    x = 335,850.75

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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.