Home / 977,174.60-1,465,907.70-346,038.80

Finding the Fourth Proportional to 977,174.60, 1,465,907.70 and 346,038.80

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Solution

The fourth proportional to 977,174.60, 1,465,907.70 and 346,038.80 is: 519,109.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,174.60 : 1,465,907.70 = 346,038.80 : x
  2. Step 2: Convert to fraction form
    977,174.60/1,465,907.70 = 346,038.80/x
  3. Step 3: Cross multiply
    977,174.60x = 1,465,907.70 × 346,038.80
  4. Step 4: Simplify right side
    977,174.60x = 507,260,941,418.76
  5. Step 5: Solve for x
    x = 507,260,941,418.76/977,174.60
  6. Step 6: Final answer
    x = 519,109.83

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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.