Home / 802,217.10-1,203,325.65-778,889.10

Finding the Fourth Proportional to 802,217.10, 1,203,325.65 and 778,889.10

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Solution

The fourth proportional to 802,217.10, 1,203,325.65 and 778,889.10 is: 1,168,333.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,217.10 : 1,203,325.65 = 778,889.10 : x
  2. Step 2: Convert to fraction form
    802,217.10/1,203,325.65 = 778,889.10/x
  3. Step 3: Cross multiply
    802,217.10x = 1,203,325.65 × 778,889.10
  4. Step 4: Simplify right side
    802,217.10x = 937,257,232,535.42
  5. Step 5: Solve for x
    x = 937,257,232,535.42/802,217.10
  6. Step 6: Final answer
    x = 1,168,333.65

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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.