Home / 977,196.40-1,465,794.60-346,028.20

Finding the Fourth Proportional to 977,196.40, 1,465,794.60 and 346,028.20

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Solution

The fourth proportional to 977,196.40, 1,465,794.60 and 346,028.20 is: 519,042.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,196.40 : 1,465,794.60 = 346,028.20 : x
  2. Step 2: Convert to fraction form
    977,196.40/1,465,794.60 = 346,028.20/x
  3. Step 3: Cross multiply
    977,196.40x = 1,465,794.60 × 346,028.20
  4. Step 4: Simplify right side
    977,196.40x = 507,206,267,007.72
  5. Step 5: Solve for x
    x = 507,206,267,007.72/977,196.40
  6. Step 6: Final answer
    x = 519,042.30

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Double scale
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Similar ratio
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1.5x scale

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.