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Finding the Fourth Proportional to 342,925.76, 473,468.58 and 214,060.43

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Solution

The fourth proportional to 342,925.76, 473,468.58 and 214,060.43 is: 295,547.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,925.76 : 473,468.58 = 214,060.43 : x
  2. Step 2: Convert to fraction form
    342,925.76/473,468.58 = 214,060.43/x
  3. Step 3: Cross multiply
    342,925.76x = 473,468.58 × 214,060.43
  4. Step 4: Simplify right side
    342,925.76x = 101,350,885,458.95
  5. Step 5: Solve for x
    x = 101,350,885,458.95/342,925.76
  6. Step 6: Final answer
    x = 295,547.60

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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.