Home / 964,557.45-1,331,024.40-534,821.67

Finding the Fourth Proportional to 964,557.45, 1,331,024.40 and 534,821.67

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Solution

The fourth proportional to 964,557.45, 1,331,024.40 and 534,821.67 is: 738,017.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,557.45 : 1,331,024.40 = 534,821.67 : x
  2. Step 2: Convert to fraction form
    964,557.45/1,331,024.40 = 534,821.67/x
  3. Step 3: Cross multiply
    964,557.45x = 1,331,024.40 × 534,821.67
  4. Step 4: Simplify right side
    964,557.45x = 711,860,692,418.75
  5. Step 5: Solve for x
    x = 711,860,692,418.75/964,557.45
  6. Step 6: Final answer
    x = 738,017.93

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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.