Home / 697,955.69-962,933.58-456,379.67

Finding the Fourth Proportional to 697,955.69, 962,933.58 and 456,379.67

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Solution

The fourth proportional to 697,955.69, 962,933.58 and 456,379.67 is: 629,643.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,955.69 : 962,933.58 = 456,379.67 : x
  2. Step 2: Convert to fraction form
    697,955.69/962,933.58 = 456,379.67/x
  3. Step 3: Cross multiply
    697,955.69x = 962,933.58 × 456,379.67
  4. Step 4: Simplify right side
    697,955.69x = 439,463,309,472.32
  5. Step 5: Solve for x
    x = 439,463,309,472.32/697,955.69
  6. Step 6: Final answer
    x = 629,643.57

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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.