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Finding the Fourth Proportional to 637,810.92, 956,712.54 and 194,578.92

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Solution

The fourth proportional to 637,810.92, 956,712.54 and 194,578.92 is: 291,867.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,810.92 : 956,712.54 = 194,578.92 : x
  2. Step 2: Convert to fraction form
    637,810.92/956,712.54 = 194,578.92/x
  3. Step 3: Cross multiply
    637,810.92x = 956,712.54 × 194,578.92
  4. Step 4: Simplify right side
    637,810.92x = 186,156,092,783.66
  5. Step 5: Solve for x
    x = 186,156,092,783.66/637,810.92
  6. Step 6: Final answer
    x = 291,867.21

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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.