Home / 605,623.04-908,577.32-339,567.20

Finding the Fourth Proportional to 605,623.04, 908,577.32 and 339,567.20

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Solution

The fourth proportional to 605,623.04, 908,577.32 and 339,567.20 is: 509,430.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,623.04 : 908,577.32 = 339,567.20 : x
  2. Step 2: Convert to fraction form
    605,623.04/908,577.32 = 339,567.20/x
  3. Step 3: Cross multiply
    605,623.04x = 908,577.32 × 339,567.20
  4. Step 4: Simplify right side
    605,623.04x = 308,523,050,295.18
  5. Step 5: Solve for x
    x = 308,523,050,295.18/605,623.04
  6. Step 6: Final answer
    x = 509,430.84

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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.