Home / 858,744.66-1,185,012.81-476,771.34

Finding the Fourth Proportional to 858,744.66, 1,185,012.81 and 476,771.34

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Solution

The fourth proportional to 858,744.66, 1,185,012.81 and 476,771.34 is: 657,914.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,744.66 : 1,185,012.81 = 476,771.34 : x
  2. Step 2: Convert to fraction form
    858,744.66/1,185,012.81 = 476,771.34/x
  3. Step 3: Cross multiply
    858,744.66x = 1,185,012.81 × 476,771.34
  4. Step 4: Simplify right side
    858,744.66x = 564,980,145,340.87
  5. Step 5: Solve for x
    x = 564,980,145,340.87/858,744.66
  6. Step 6: Final answer
    x = 657,914.01

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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.