Home / 724,911.52-1,087,501.13-238,621.14

Finding the Fourth Proportional to 724,911.52, 1,087,501.13 and 238,621.14

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Solution

The fourth proportional to 724,911.52, 1,087,501.13 and 238,621.14 is: 357,975.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,911.52 : 1,087,501.13 = 238,621.14 : x
  2. Step 2: Convert to fraction form
    724,911.52/1,087,501.13 = 238,621.14/x
  3. Step 3: Cross multiply
    724,911.52x = 1,087,501.13 × 238,621.14
  4. Step 4: Simplify right side
    724,911.52x = 259,500,759,391.89
  5. Step 5: Solve for x
    x = 259,500,759,391.89/724,911.52
  6. Step 6: Final answer
    x = 357,975.77

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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.