Home / 682,356.80-1,021,566.90-603,624.80

Finding the Fourth Proportional to 682,356.80, 1,021,566.90 and 603,624.80

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Solution

The fourth proportional to 682,356.80, 1,021,566.90 and 603,624.80 is: 903,696.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,356.80 : 1,021,566.90 = 603,624.80 : x
  2. Step 2: Convert to fraction form
    682,356.80/1,021,566.90 = 603,624.80/x
  3. Step 3: Cross multiply
    682,356.80x = 1,021,566.90 × 603,624.80
  4. Step 4: Simplify right side
    682,356.80x = 616,643,115,699.12
  5. Step 5: Solve for x
    x = 616,643,115,699.12/682,356.80
  6. Step 6: Final answer
    x = 903,696.01

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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.