Home / 839,548.85-1,158,602.69-457,600.37

Finding the Fourth Proportional to 839,548.85, 1,158,602.69 and 457,600.37

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Solution

The fourth proportional to 839,548.85, 1,158,602.69 and 457,600.37 is: 631,502.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,548.85 : 1,158,602.69 = 457,600.37 : x
  2. Step 2: Convert to fraction form
    839,548.85/1,158,602.69 = 457,600.37/x
  3. Step 3: Cross multiply
    839,548.85x = 1,158,602.69 × 457,600.37
  4. Step 4: Simplify right side
    839,548.85x = 530,177,017,338.99
  5. Step 5: Solve for x
    x = 530,177,017,338.99/839,548.85
  6. Step 6: Final answer
    x = 631,502.29

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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.