Home / 282,317.24-389,598.42-155,001.02

Finding the Fourth Proportional to 282,317.24, 389,598.42 and 155,001.02

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Solution

The fourth proportional to 282,317.24, 389,598.42 and 155,001.02 is: 213,901.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,317.24 : 389,598.42 = 155,001.02 : x
  2. Step 2: Convert to fraction form
    282,317.24/389,598.42 = 155,001.02/x
  3. Step 3: Cross multiply
    282,317.24x = 389,598.42 × 155,001.02
  4. Step 4: Simplify right side
    282,317.24x = 60,388,152,490.39
  5. Step 5: Solve for x
    x = 60,388,152,490.39/282,317.24
  6. Step 6: Final answer
    x = 213,901.75

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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.