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Finding the Fourth Proportional to 362,907.45, 500,783.90 and 201,752.69

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Solution

The fourth proportional to 362,907.45, 500,783.90 and 201,752.69 is: 278,402.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,907.45 : 500,783.90 = 201,752.69 : x
  2. Step 2: Convert to fraction form
    362,907.45/500,783.90 = 201,752.69/x
  3. Step 3: Cross multiply
    362,907.45x = 500,783.90 × 201,752.69
  4. Step 4: Simplify right side
    362,907.45x = 101,034,495,421.01
  5. Step 5: Solve for x
    x = 101,034,495,421.01/362,907.45
  6. Step 6: Final answer
    x = 278,402.92

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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.