Home / 342,445.39-472,533.22-197,298.65

Finding the Fourth Proportional to 342,445.39, 472,533.22 and 197,298.65

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Solution

The fourth proportional to 342,445.39, 472,533.22 and 197,298.65 is: 272,248.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,445.39 : 472,533.22 = 197,298.65 : x
  2. Step 2: Convert to fraction form
    342,445.39/472,533.22 = 197,298.65/x
  3. Step 3: Cross multiply
    342,445.39x = 472,533.22 × 197,298.65
  4. Step 4: Simplify right side
    342,445.39x = 93,230,166,386.15
  5. Step 5: Solve for x
    x = 93,230,166,386.15/342,445.39
  6. Step 6: Final answer
    x = 272,248.27

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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.