Home / 719,344.18-996,892.69-709,196.50

Finding the Fourth Proportional to 719,344.18, 996,892.69 and 709,196.50

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Solution

The fourth proportional to 719,344.18, 996,892.69 and 709,196.50 is: 982,829.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,344.18 : 996,892.69 = 709,196.50 : x
  2. Step 2: Convert to fraction form
    719,344.18/996,892.69 = 709,196.50/x
  3. Step 3: Cross multiply
    719,344.18x = 996,892.69 × 709,196.50
  4. Step 4: Simplify right side
    719,344.18x = 706,992,806,623.59
  5. Step 5: Solve for x
    x = 706,992,806,623.59/719,344.18
  6. Step 6: Final answer
    x = 982,829.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.