Home / 758,960.76-1,047,366.87-436,664.40

Finding the Fourth Proportional to 758,960.76, 1,047,366.87 and 436,664.40

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Solution

The fourth proportional to 758,960.76, 1,047,366.87 and 436,664.40 is: 602,597.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,960.76 : 1,047,366.87 = 436,664.40 : x
  2. Step 2: Convert to fraction form
    758,960.76/1,047,366.87 = 436,664.40/x
  3. Step 3: Cross multiply
    758,960.76x = 1,047,366.87 × 436,664.40
  4. Step 4: Simplify right side
    758,960.76x = 457,347,825,868.43
  5. Step 5: Solve for x
    x = 457,347,825,868.43/758,960.76
  6. Step 6: Final answer
    x = 602,597.46

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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.