Home / 445,945.86-669,106.23-277,607.04

Finding the Fourth Proportional to 445,945.86, 669,106.23 and 277,607.04

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Solution

The fourth proportional to 445,945.86, 669,106.23 and 277,607.04 is: 416,527.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,945.86 : 669,106.23 = 277,607.04 : x
  2. Step 2: Convert to fraction form
    445,945.86/669,106.23 = 277,607.04/x
  3. Step 3: Cross multiply
    445,945.86x = 669,106.23 × 277,607.04
  4. Step 4: Simplify right side
    445,945.86x = 185,748,599,955.86
  5. Step 5: Solve for x
    x = 185,748,599,955.86/445,945.86
  6. Step 6: Final answer
    x = 416,527.24

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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.