Home / 786,960.45-1,180,114.80-247,036.32

Finding the Fourth Proportional to 786,960.45, 1,180,114.80 and 247,036.32

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Solution

The fourth proportional to 786,960.45, 1,180,114.80 and 247,036.32 is: 370,452.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,960.45 : 1,180,114.80 = 247,036.32 : x
  2. Step 2: Convert to fraction form
    786,960.45/1,180,114.80 = 247,036.32/x
  3. Step 3: Cross multiply
    786,960.45x = 1,180,114.80 × 247,036.32
  4. Step 4: Simplify right side
    786,960.45x = 291,531,217,369.54
  5. Step 5: Solve for x
    x = 291,531,217,369.54/786,960.45
  6. Step 6: Final answer
    x = 370,452.18

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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.