Home / 328,202.16-492,303.32-103,580.17

Finding the Fourth Proportional to 328,202.16, 492,303.32 and 103,580.17

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Solution

The fourth proportional to 328,202.16, 492,303.32 and 103,580.17 is: 155,370.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,202.16 : 492,303.32 = 103,580.17 : x
  2. Step 2: Convert to fraction form
    328,202.16/492,303.32 = 103,580.17/x
  3. Step 3: Cross multiply
    328,202.16x = 492,303.32 × 103,580.17
  4. Step 4: Simplify right side
    328,202.16x = 50,992,860,216.93
  5. Step 5: Solve for x
    x = 50,992,860,216.93/328,202.16
  6. Step 6: Final answer
    x = 155,370.28

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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.