Home / 604,975.20-907,244.10-305,356.20

Finding the Fourth Proportional to 604,975.20, 907,244.10 and 305,356.20

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Solution

The fourth proportional to 604,975.20, 907,244.10 and 305,356.20 is: 457,923.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,975.20 : 907,244.10 = 305,356.20 : x
  2. Step 2: Convert to fraction form
    604,975.20/907,244.10 = 305,356.20/x
  3. Step 3: Cross multiply
    604,975.20x = 907,244.10 × 305,356.20
  4. Step 4: Simplify right side
    604,975.20x = 277,032,610,848.42
  5. Step 5: Solve for x
    x = 277,032,610,848.42/604,975.20
  6. Step 6: Final answer
    x = 457,923.91

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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.