Home / 434,582.80-651,874.20-222,006.40

Finding the Fourth Proportional to 434,582.80, 651,874.20 and 222,006.40

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Solution

The fourth proportional to 434,582.80, 651,874.20 and 222,006.40 is: 333,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,582.80 : 651,874.20 = 222,006.40 : x
  2. Step 2: Convert to fraction form
    434,582.80/651,874.20 = 222,006.40/x
  3. Step 3: Cross multiply
    434,582.80x = 651,874.20 × 222,006.40
  4. Step 4: Simplify right side
    434,582.80x = 144,720,244,394.88
  5. Step 5: Solve for x
    x = 144,720,244,394.88/434,582.80
  6. Step 6: Final answer
    x = 333,009.60

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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.