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Finding the Fourth Proportional to 461,757, 637,330.74 and 270,831.90

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Solution

The fourth proportional to 461,757, 637,330.74 and 270,831.90 is: 373,810.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,757 : 637,330.74 = 270,831.90 : x
  2. Step 2: Convert to fraction form
    461,757/637,330.74 = 270,831.90/x
  3. Step 3: Cross multiply
    461,757x = 637,330.74 × 270,831.90
  4. Step 4: Simplify right side
    461,757x = 172,609,495,242.61
  5. Step 5: Solve for x
    x = 172,609,495,242.61/461,757
  6. Step 6: Final answer
    x = 373,810.24

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.