Home / 989,504.76-1,365,516.18-536,795.76

Finding the Fourth Proportional to 989,504.76, 1,365,516.18 and 536,795.76

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Solution

The fourth proportional to 989,504.76, 1,365,516.18 and 536,795.76 is: 740,777.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,504.76 : 1,365,516.18 = 536,795.76 : x
  2. Step 2: Convert to fraction form
    989,504.76/1,365,516.18 = 536,795.76/x
  3. Step 3: Cross multiply
    989,504.76x = 1,365,516.18 × 536,795.76
  4. Step 4: Simplify right side
    989,504.76x = 733,003,295,635.40
  5. Step 5: Solve for x
    x = 733,003,295,635.40/989,504.76
  6. Step 6: Final answer
    x = 740,777.94

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1.5x scale

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.