Home / 862,554.90-1,190,333.83-475,384.51

Finding the Fourth Proportional to 862,554.90, 1,190,333.83 and 475,384.51

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Solution

The fourth proportional to 862,554.90, 1,190,333.83 and 475,384.51 is: 656,035.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,554.90 : 1,190,333.83 = 475,384.51 : x
  2. Step 2: Convert to fraction form
    862,554.90/1,190,333.83 = 475,384.51/x
  3. Step 3: Cross multiply
    862,554.90x = 1,190,333.83 × 475,384.51
  4. Step 4: Simplify right side
    862,554.90x = 565,866,258,559.30
  5. Step 5: Solve for x
    x = 565,866,258,559.30/862,554.90
  6. Step 6: Final answer
    x = 656,035.06

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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.