Home / 857,927.55-1,183,448.13-535,077.14

Finding the Fourth Proportional to 857,927.55, 1,183,448.13 and 535,077.14

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Solution

The fourth proportional to 857,927.55, 1,183,448.13 and 535,077.14 is: 738,099.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,927.55 : 1,183,448.13 = 535,077.14 : x
  2. Step 2: Convert to fraction form
    857,927.55/1,183,448.13 = 535,077.14/x
  3. Step 3: Cross multiply
    857,927.55x = 1,183,448.13 × 535,077.14
  4. Step 4: Simplify right side
    857,927.55x = 633,236,040,738.75
  5. Step 5: Solve for x
    x = 633,236,040,738.75/857,927.55
  6. Step 6: Final answer
    x = 738,099.67

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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.