Home / 1,127,349.50-1,691,245.37-417,383.69

Finding the Fourth Proportional to 1,127,349.50, 1,691,245.37 and 417,383.69

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Solution

The fourth proportional to 1,127,349.50, 1,691,245.37 and 417,383.69 is: 626,157.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,349.50 : 1,691,245.37 = 417,383.69 : x
  2. Step 2: Convert to fraction form
    1,127,349.50/1,691,245.37 = 417,383.69/x
  3. Step 3: Cross multiply
    1,127,349.50x = 1,691,245.37 × 417,383.69
  4. Step 4: Simplify right side
    1,127,349.50x = 705,898,225,813.25
  5. Step 5: Solve for x
    x = 705,898,225,813.25/1,127,349.50
  6. Step 6: Final answer
    x = 626,157.40

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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.