Home / 358,764.50-495,095.01-197,619.05

Finding the Fourth Proportional to 358,764.50, 495,095.01 and 197,619.05

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Solution

The fourth proportional to 358,764.50, 495,095.01 and 197,619.05 is: 272,714.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,764.50 : 495,095.01 = 197,619.05 : x
  2. Step 2: Convert to fraction form
    358,764.50/495,095.01 = 197,619.05/x
  3. Step 3: Cross multiply
    358,764.50x = 495,095.01 × 197,619.05
  4. Step 4: Simplify right side
    358,764.50x = 97,840,205,535.94
  5. Step 5: Solve for x
    x = 97,840,205,535.94/358,764.50
  6. Step 6: Final answer
    x = 272,714.29

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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.