Home / 977,198.60-1,465,797.90-623,779.40

Finding the Fourth Proportional to 977,198.60, 1,465,797.90 and 623,779.40

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Solution

The fourth proportional to 977,198.60, 1,465,797.90 and 623,779.40 is: 935,669.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,198.60 : 1,465,797.90 = 623,779.40 : x
  2. Step 2: Convert to fraction form
    977,198.60/1,465,797.90 = 623,779.40/x
  3. Step 3: Cross multiply
    977,198.60x = 1,465,797.90 × 623,779.40
  4. Step 4: Simplify right side
    977,198.60x = 914,334,534,583.26
  5. Step 5: Solve for x
    x = 914,334,534,583.26/977,198.60
  6. Step 6: Final answer
    x = 935,669.10

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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.