Home / 839,453.43-1,158,411.94-457,472.01

Finding the Fourth Proportional to 839,453.43, 1,158,411.94 and 457,472.01

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Solution

The fourth proportional to 839,453.43, 1,158,411.94 and 457,472.01 is: 631,292.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,453.43 : 1,158,411.94 = 457,472.01 : x
  2. Step 2: Convert to fraction form
    839,453.43/1,158,411.94 = 457,472.01/x
  3. Step 3: Cross multiply
    839,453.43x = 1,158,411.94 × 457,472.01
  4. Step 4: Simplify right side
    839,453.43x = 529,941,037,456.12
  5. Step 5: Solve for x
    x = 529,941,037,456.12/839,453.43
  6. Step 6: Final answer
    x = 631,292.96

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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.