Home / 1,037,692.40-1,556,538.60-289,737.20

Finding the Fourth Proportional to 1,037,692.40, 1,556,538.60 and 289,737.20

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Solution

The fourth proportional to 1,037,692.40, 1,556,538.60 and 289,737.20 is: 434,605.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,692.40 : 1,556,538.60 = 289,737.20 : x
  2. Step 2: Convert to fraction form
    1,037,692.40/1,556,538.60 = 289,737.20/x
  3. Step 3: Cross multiply
    1,037,692.40x = 1,556,538.60 × 289,737.20
  4. Step 4: Simplify right side
    1,037,692.40x = 450,987,135,655.92
  5. Step 5: Solve for x
    x = 450,987,135,655.92/1,037,692.40
  6. Step 6: Final answer
    x = 434,605.80

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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.