Home / 537,941.01-742,109.22-347,015.91

Finding the Fourth Proportional to 537,941.01, 742,109.22 and 347,015.91

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Solution

The fourth proportional to 537,941.01, 742,109.22 and 347,015.91 is: 478,721.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,941.01 : 742,109.22 = 347,015.91 : x
  2. Step 2: Convert to fraction form
    537,941.01/742,109.22 = 347,015.91/x
  3. Step 3: Cross multiply
    537,941.01x = 742,109.22 × 347,015.91
  4. Step 4: Simplify right side
    537,941.01x = 257,523,706,297.69
  5. Step 5: Solve for x
    x = 257,523,706,297.69/537,941.01
  6. Step 6: Final answer
    x = 478,721.09

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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.