Home / 370,088.20-554,257.83-180,678.28

Finding the Fourth Proportional to 370,088.20, 554,257.83 and 180,678.28

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Solution

The fourth proportional to 370,088.20, 554,257.83 and 180,678.28 is: 270,590.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,088.20 : 554,257.83 = 180,678.28 : x
  2. Step 2: Convert to fraction form
    370,088.20/554,257.83 = 180,678.28/x
  3. Step 3: Cross multiply
    370,088.20x = 554,257.83 × 180,678.28
  4. Step 4: Simplify right side
    370,088.20x = 100,142,351,400.93
  5. Step 5: Solve for x
    x = 100,142,351,400.93/370,088.20
  6. Step 6: Final answer
    x = 270,590.50

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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.