Home / 596,321.34-822,981.67-445,155.90

Finding the Fourth Proportional to 596,321.34, 822,981.67 and 445,155.90

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Solution

The fourth proportional to 596,321.34, 822,981.67 and 445,155.90 is: 614,358.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    596,321.34 : 822,981.67 = 445,155.90 : x
  2. Step 2: Convert to fraction form
    596,321.34/822,981.67 = 445,155.90/x
  3. Step 3: Cross multiply
    596,321.34x = 822,981.67 × 445,155.90
  4. Step 4: Simplify right side
    596,321.34x = 366,355,145,992.35
  5. Step 5: Solve for x
    x = 366,355,145,992.35/596,321.34
  6. Step 6: Final answer
    x = 614,358.60

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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.