Home / 969,220.64-1,454,453.04-470,312.48

Finding the Fourth Proportional to 969,220.64, 1,454,453.04 and 470,312.48

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Solution

The fourth proportional to 969,220.64, 1,454,453.04 and 470,312.48 is: 705,770.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,220.64 : 1,454,453.04 = 470,312.48 : x
  2. Step 2: Convert to fraction form
    969,220.64/1,454,453.04 = 470,312.48/x
  3. Step 3: Cross multiply
    969,220.64x = 1,454,453.04 × 470,312.48
  4. Step 4: Simplify right side
    969,220.64x = 684,047,416,285.94
  5. Step 5: Solve for x
    x = 684,047,416,285.94/969,220.64
  6. Step 6: Final answer
    x = 705,770.58

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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.