Home / 1,004,281.76-1,385,904.38-545,392.73

Finding the Fourth Proportional to 1,004,281.76, 1,385,904.38 and 545,392.73

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Solution

The fourth proportional to 1,004,281.76, 1,385,904.38 and 545,392.73 is: 752,639.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,281.76 : 1,385,904.38 = 545,392.73 : x
  2. Step 2: Convert to fraction form
    1,004,281.76/1,385,904.38 = 545,392.73/x
  3. Step 3: Cross multiply
    1,004,281.76x = 1,385,904.38 × 545,392.73
  4. Step 4: Simplify right side
    1,004,281.76x = 755,862,163,670.67
  5. Step 5: Solve for x
    x = 755,862,163,670.67/1,004,281.76
  6. Step 6: Final answer
    x = 752,639.55

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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.