Home / 623,816.80-933,389.70-444,317.20

Finding the Fourth Proportional to 623,816.80, 933,389.70 and 444,317.20

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Solution

The fourth proportional to 623,816.80, 933,389.70 and 444,317.20 is: 664,812.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,816.80 : 933,389.70 = 444,317.20 : x
  2. Step 2: Convert to fraction form
    623,816.80/933,389.70 = 444,317.20/x
  3. Step 3: Cross multiply
    623,816.80x = 933,389.70 × 444,317.20
  4. Step 4: Simplify right side
    623,816.80x = 414,721,098,012.84
  5. Step 5: Solve for x
    x = 414,721,098,012.84/623,816.80
  6. Step 6: Final answer
    x = 664,812.33

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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.