Home / 673,778.40-1,010,667.60-554,204.18

Finding the Fourth Proportional to 673,778.40, 1,010,667.60 and 554,204.18

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Solution

The fourth proportional to 673,778.40, 1,010,667.60 and 554,204.18 is: 831,306.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,778.40 : 1,010,667.60 = 554,204.18 : x
  2. Step 2: Convert to fraction form
    673,778.40/1,010,667.60 = 554,204.18/x
  3. Step 3: Cross multiply
    673,778.40x = 1,010,667.60 × 554,204.18
  4. Step 4: Simplify right side
    673,778.40x = 560,116,208,510.57
  5. Step 5: Solve for x
    x = 560,116,208,510.57/673,778.40
  6. Step 6: Final answer
    x = 831,306.27

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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.