Home / 977,938.60-1,467,167.10-346,786.60

Finding the Fourth Proportional to 977,938.60, 1,467,167.10 and 346,786.60

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Solution

The fourth proportional to 977,938.60, 1,467,167.10 and 346,786.60 is: 520,271.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,938.60 : 1,467,167.10 = 346,786.60 : x
  2. Step 2: Convert to fraction form
    977,938.60/1,467,167.10 = 346,786.60/x
  3. Step 3: Cross multiply
    977,938.60x = 1,467,167.10 × 346,786.60
  4. Step 4: Simplify right side
    977,938.60x = 508,793,890,240.86
  5. Step 5: Solve for x
    x = 508,793,890,240.86/977,938.60
  6. Step 6: Final answer
    x = 520,271.81

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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.