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Finding the Fourth Proportional to 524,483.92, 786,947.14 and 335,157.76

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Solution

The fourth proportional to 524,483.92, 786,947.14 and 335,157.76 is: 502,878.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,483.92 : 786,947.14 = 335,157.76 : x
  2. Step 2: Convert to fraction form
    524,483.92/786,947.14 = 335,157.76/x
  3. Step 3: Cross multiply
    524,483.92x = 786,947.14 × 335,157.76
  4. Step 4: Simplify right side
    524,483.92x = 263,751,440,680.81
  5. Step 5: Solve for x
    x = 263,751,440,680.81/524,483.92
  6. Step 6: Final answer
    x = 502,878.03

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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.