Home / 434,159.12-651,461.06-206,712.14

Finding the Fourth Proportional to 434,159.12, 651,461.06 and 206,712.14

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Solution

The fourth proportional to 434,159.12, 651,461.06 and 206,712.14 is: 310,174.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,159.12 : 651,461.06 = 206,712.14 : x
  2. Step 2: Convert to fraction form
    434,159.12/651,461.06 = 206,712.14/x
  3. Step 3: Cross multiply
    434,159.12x = 651,461.06 × 206,712.14
  4. Step 4: Simplify right side
    434,159.12x = 134,664,907,098.74
  5. Step 5: Solve for x
    x = 134,664,907,098.74/434,159.12
  6. Step 6: Final answer
    x = 310,174.08

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1.5x scale

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.