Home / 1,004,306.56-1,385,938.32-545,417.92

Finding the Fourth Proportional to 1,004,306.56, 1,385,938.32 and 545,417.92

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Solution

The fourth proportional to 1,004,306.56, 1,385,938.32 and 545,417.92 is: 752,674.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,306.56 : 1,385,938.32 = 545,417.92 : x
  2. Step 2: Convert to fraction form
    1,004,306.56/1,385,938.32 = 545,417.92/x
  3. Step 3: Cross multiply
    1,004,306.56x = 1,385,938.32 × 545,417.92
  4. Step 4: Simplify right side
    1,004,306.56x = 755,915,595,742.70
  5. Step 5: Solve for x
    x = 755,915,595,742.70/1,004,306.56
  6. Step 6: Final answer
    x = 752,674.16

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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.