Home / 977,101.56-1,465,655.64-346,033.80

Finding the Fourth Proportional to 977,101.56, 1,465,655.64 and 346,033.80

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Solution

The fourth proportional to 977,101.56, 1,465,655.64 and 346,033.80 is: 519,051.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,101.56 : 1,465,655.64 = 346,033.80 : x
  2. Step 2: Convert to fraction form
    977,101.56/1,465,655.64 = 346,033.80/x
  3. Step 3: Cross multiply
    977,101.56x = 1,465,655.64 × 346,033.80
  4. Step 4: Simplify right side
    977,101.56x = 507,166,390,600.63
  5. Step 5: Solve for x
    x = 507,166,390,600.63/977,101.56
  6. Step 6: Final answer
    x = 519,051.87

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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.