Home / 926,395.73-1,388,881.57-470,612.25

Finding the Fourth Proportional to 926,395.73, 1,388,881.57 and 470,612.25

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Solution

The fourth proportional to 926,395.73, 1,388,881.57 and 470,612.25 is: 705,556.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,395.73 : 1,388,881.57 = 470,612.25 : x
  2. Step 2: Convert to fraction form
    926,395.73/1,388,881.57 = 470,612.25/x
  3. Step 3: Cross multiply
    926,395.73x = 1,388,881.57 × 470,612.25
  4. Step 4: Simplify right side
    926,395.73x = 653,624,685,289.97
  5. Step 5: Solve for x
    x = 653,624,685,289.97/926,395.73
  6. Step 6: Final answer
    x = 705,556.67

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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.