Home / 434,450.16-651,341.61-164,574.36

Finding the Fourth Proportional to 434,450.16, 651,341.61 and 164,574.36

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Solution

The fourth proportional to 434,450.16, 651,341.61 and 164,574.36 is: 246,735.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,450.16 : 651,341.61 = 164,574.36 : x
  2. Step 2: Convert to fraction form
    434,450.16/651,341.61 = 164,574.36/x
  3. Step 3: Cross multiply
    434,450.16x = 651,341.61 × 164,574.36
  4. Step 4: Simplify right side
    434,450.16x = 107,194,128,607.12
  5. Step 5: Solve for x
    x = 107,194,128,607.12/434,450.16
  6. Step 6: Final answer
    x = 246,735.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.