Home / 914,794.30-1,371,025.05-440,458.30

Finding the Fourth Proportional to 914,794.30, 1,371,025.05 and 440,458.30

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Solution

The fourth proportional to 914,794.30, 1,371,025.05 and 440,458.30 is: 660,125.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,794.30 : 1,371,025.05 = 440,458.30 : x
  2. Step 2: Convert to fraction form
    914,794.30/1,371,025.05 = 440,458.30/x
  3. Step 3: Cross multiply
    914,794.30x = 1,371,025.05 × 440,458.30
  4. Step 4: Simplify right side
    914,794.30x = 603,879,362,780.42
  5. Step 5: Solve for x
    x = 603,879,362,780.42/914,794.30
  6. Step 6: Final answer
    x = 660,125.85

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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.