Home / 669,426.92-923,815.14-367,623.08

Finding the Fourth Proportional to 669,426.92, 923,815.14 and 367,623.08

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Solution

The fourth proportional to 669,426.92, 923,815.14 and 367,623.08 is: 507,323.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,426.92 : 923,815.14 = 367,623.08 : x
  2. Step 2: Convert to fraction form
    669,426.92/923,815.14 = 367,623.08/x
  3. Step 3: Cross multiply
    669,426.92x = 923,815.14 × 367,623.08
  4. Step 4: Simplify right side
    669,426.92x = 339,615,767,117.43
  5. Step 5: Solve for x
    x = 339,615,767,117.43/669,426.92
  6. Step 6: Final answer
    x = 507,323.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.