Home / 603,746.28-905,612.95-154,463.58

Finding the Fourth Proportional to 603,746.28, 905,612.95 and 154,463.58

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Solution

The fourth proportional to 603,746.28, 905,612.95 and 154,463.58 is: 231,693.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,746.28 : 905,612.95 = 154,463.58 : x
  2. Step 2: Convert to fraction form
    603,746.28/905,612.95 = 154,463.58/x
  3. Step 3: Cross multiply
    603,746.28x = 905,612.95 × 154,463.58
  4. Step 4: Simplify right side
    603,746.28x = 139,884,218,351.36
  5. Step 5: Solve for x
    x = 139,884,218,351.36/603,746.28
  6. Step 6: Final answer
    x = 231,693.71

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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.