Home / 1,043,008.80-1,564,513.20-411,840.60

Finding the Fourth Proportional to 1,043,008.80, 1,564,513.20 and 411,840.60

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Solution

The fourth proportional to 1,043,008.80, 1,564,513.20 and 411,840.60 is: 617,760.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,008.80 : 1,564,513.20 = 411,840.60 : x
  2. Step 2: Convert to fraction form
    1,043,008.80/1,564,513.20 = 411,840.60/x
  3. Step 3: Cross multiply
    1,043,008.80x = 1,564,513.20 × 411,840.60
  4. Step 4: Simplify right side
    1,043,008.80x = 644,330,054,995.92
  5. Step 5: Solve for x
    x = 644,330,054,995.92/1,043,008.80
  6. Step 6: Final answer
    x = 617,760.90

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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.