Home / 1,004,255.34-1,385,868.08-545,366.70

Finding the Fourth Proportional to 1,004,255.34, 1,385,868.08 and 545,366.70

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Solution

The fourth proportional to 1,004,255.34, 1,385,868.08 and 545,366.70 is: 752,603.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,255.34 : 1,385,868.08 = 545,366.70 : x
  2. Step 2: Convert to fraction form
    1,004,255.34/1,385,868.08 = 545,366.70/x
  3. Step 3: Cross multiply
    1,004,255.34x = 1,385,868.08 × 545,366.70
  4. Step 4: Simplify right side
    1,004,255.34x = 755,806,301,424.94
  5. Step 5: Solve for x
    x = 755,806,301,424.94/1,004,255.34
  6. Step 6: Final answer
    x = 752,603.72

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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.