Home / 1,185,485.74-1,778,165.88-332,616.76

Finding the Fourth Proportional to 1,185,485.74, 1,778,165.88 and 332,616.76

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Solution

The fourth proportional to 1,185,485.74, 1,778,165.88 and 332,616.76 is: 498,907.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,485.74 : 1,778,165.88 = 332,616.76 : x
  2. Step 2: Convert to fraction form
    1,185,485.74/1,778,165.88 = 332,616.76/x
  3. Step 3: Cross multiply
    1,185,485.74x = 1,778,165.88 × 332,616.76
  4. Step 4: Simplify right side
    1,185,485.74x = 591,447,773,748.15
  5. Step 5: Solve for x
    x = 591,447,773,748.15/1,185,485.74
  6. Step 6: Final answer
    x = 498,907.54

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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.