Home / 1,123,904.70-1,685,273.85-413,567.10

Finding the Fourth Proportional to 1,123,904.70, 1,685,273.85 and 413,567.10

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Solution

The fourth proportional to 1,123,904.70, 1,685,273.85 and 413,567.10 is: 620,136.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,904.70 : 1,685,273.85 = 413,567.10 : x
  2. Step 2: Convert to fraction form
    1,123,904.70/1,685,273.85 = 413,567.10/x
  3. Step 3: Cross multiply
    1,123,904.70x = 1,685,273.85 × 413,567.10
  4. Step 4: Simplify right side
    1,123,904.70x = 696,973,818,850.34
  5. Step 5: Solve for x
    x = 696,973,818,850.34/1,123,904.70
  6. Step 6: Final answer
    x = 620,136.05

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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.