Home / 1,185,758.10-1,778,686.36-344,309.85

Finding the Fourth Proportional to 1,185,758.10, 1,778,686.36 and 344,309.85

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Solution

The fourth proportional to 1,185,758.10, 1,778,686.36 and 344,309.85 is: 516,479.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,758.10 : 1,778,686.36 = 344,309.85 : x
  2. Step 2: Convert to fraction form
    1,185,758.10/1,778,686.36 = 344,309.85/x
  3. Step 3: Cross multiply
    1,185,758.10x = 1,778,686.36 × 344,309.85
  4. Step 4: Simplify right side
    1,185,758.10x = 612,419,223,193.67
  5. Step 5: Solve for x
    x = 612,419,223,193.67/1,185,758.10
  6. Step 6: Final answer
    x = 516,479.06

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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.