Home / 340,269.08-469,543.50-197,038.40

Finding the Fourth Proportional to 340,269.08, 469,543.50 and 197,038.40

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Solution

The fourth proportional to 340,269.08, 469,543.50 and 197,038.40 is: 271,896.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,269.08 : 469,543.50 = 197,038.40 : x
  2. Step 2: Convert to fraction form
    340,269.08/469,543.50 = 197,038.40/x
  3. Step 3: Cross multiply
    340,269.08x = 469,543.50 × 197,038.40
  4. Step 4: Simplify right side
    340,269.08x = 92,518,097,622.68
  5. Step 5: Solve for x
    x = 92,518,097,622.68/340,269.08
  6. Step 6: Final answer
    x = 271,896.87

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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.