Home / 673,590.70-1,010,386.05-274,025.80

Finding the Fourth Proportional to 673,590.70, 1,010,386.05 and 274,025.80

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Solution

The fourth proportional to 673,590.70, 1,010,386.05 and 274,025.80 is: 411,038.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,590.70 : 1,010,386.05 = 274,025.80 : x
  2. Step 2: Convert to fraction form
    673,590.70/1,010,386.05 = 274,025.80/x
  3. Step 3: Cross multiply
    673,590.70x = 1,010,386.05 × 274,025.80
  4. Step 4: Simplify right side
    673,590.70x = 276,871,845,660.09
  5. Step 5: Solve for x
    x = 276,871,845,660.09/673,590.70
  6. Step 6: Final answer
    x = 411,038.70

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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.