Home / 953,599.86-1,315,968.34-523,907.67

Finding the Fourth Proportional to 953,599.86, 1,315,968.34 and 523,907.67

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Solution

The fourth proportional to 953,599.86, 1,315,968.34 and 523,907.67 is: 722,992.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,599.86 : 1,315,968.34 = 523,907.67 : x
  2. Step 2: Convert to fraction form
    953,599.86/1,315,968.34 = 523,907.67/x
  3. Step 3: Cross multiply
    953,599.86x = 1,315,968.34 × 523,907.67
  4. Step 4: Simplify right side
    953,599.86x = 689,445,906,803.17
  5. Step 5: Solve for x
    x = 689,445,906,803.17/953,599.86
  6. Step 6: Final answer
    x = 722,992.88

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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.