Home / 369,089.70-553,634.55-236,120.10

Finding the Fourth Proportional to 369,089.70, 553,634.55 and 236,120.10

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Solution

The fourth proportional to 369,089.70, 553,634.55 and 236,120.10 is: 354,180.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,089.70 : 553,634.55 = 236,120.10 : x
  2. Step 2: Convert to fraction form
    369,089.70/553,634.55 = 236,120.10/x
  3. Step 3: Cross multiply
    369,089.70x = 553,634.55 × 236,120.10
  4. Step 4: Simplify right side
    369,089.70x = 130,724,245,309.46
  5. Step 5: Solve for x
    x = 130,724,245,309.46/369,089.70
  6. Step 6: Final answer
    x = 354,180.15

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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.