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Finding the Fourth Proportional to 555,025.80, 832,538.70 and 200,051.40

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Solution

The fourth proportional to 555,025.80, 832,538.70 and 200,051.40 is: 300,077.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,025.80 : 832,538.70 = 200,051.40 : x
  2. Step 2: Convert to fraction form
    555,025.80/832,538.70 = 200,051.40/x
  3. Step 3: Cross multiply
    555,025.80x = 832,538.70 × 200,051.40
  4. Step 4: Simplify right side
    555,025.80x = 166,550,532,489.18
  5. Step 5: Solve for x
    x = 166,550,532,489.18/555,025.80
  6. Step 6: Final answer
    x = 300,077.10

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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.