Home / 973,236.71-1,342,970.70-543,507.62

Finding the Fourth Proportional to 973,236.71, 1,342,970.70 and 543,507.62

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Solution

The fourth proportional to 973,236.71, 1,342,970.70 and 543,507.62 is: 749,986.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,236.71 : 1,342,970.70 = 543,507.62 : x
  2. Step 2: Convert to fraction form
    973,236.71/1,342,970.70 = 543,507.62/x
  3. Step 3: Cross multiply
    973,236.71x = 1,342,970.70 × 543,507.62
  4. Step 4: Simplify right side
    973,236.71x = 729,914,808,886.73
  5. Step 5: Solve for x
    x = 729,914,808,886.73/973,236.71
  6. Step 6: Final answer
    x = 749,986.93

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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.