Home / 958,465.65-1,436,477.40-509,401.65

Finding the Fourth Proportional to 958,465.65, 1,436,477.40 and 509,401.65

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Solution

The fourth proportional to 958,465.65, 1,436,477.40 and 509,401.65 is: 763,453.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,465.65 : 1,436,477.40 = 509,401.65 : x
  2. Step 2: Convert to fraction form
    958,465.65/1,436,477.40 = 509,401.65/x
  3. Step 3: Cross multiply
    958,465.65x = 1,436,477.40 × 509,401.65
  4. Step 4: Simplify right side
    958,465.65x = 731,743,957,747.71
  5. Step 5: Solve for x
    x = 731,743,957,747.71/958,465.65
  6. Step 6: Final answer
    x = 763,453.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.