Home / 286,463.44-395,501.76-195,970.24

Finding the Fourth Proportional to 286,463.44, 395,501.76 and 195,970.24

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Solution

The fourth proportional to 286,463.44, 395,501.76 and 195,970.24 is: 270,563.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,463.44 : 395,501.76 = 195,970.24 : x
  2. Step 2: Convert to fraction form
    286,463.44/395,501.76 = 195,970.24/x
  3. Step 3: Cross multiply
    286,463.44x = 395,501.76 × 195,970.24
  4. Step 4: Simplify right side
    286,463.44x = 77,506,574,827.62
  5. Step 5: Solve for x
    x = 77,506,574,827.62/286,463.44
  6. Step 6: Final answer
    x = 270,563.58

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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.