Home / 740,149.48-1,110,667.14-679,919.50

Finding the Fourth Proportional to 740,149.48, 1,110,667.14 and 679,919.50

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Solution

The fourth proportional to 740,149.48, 1,110,667.14 and 679,919.50 is: 1,020,286.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,149.48 : 1,110,667.14 = 679,919.50 : x
  2. Step 2: Convert to fraction form
    740,149.48/1,110,667.14 = 679,919.50/x
  3. Step 3: Cross multiply
    740,149.48x = 1,110,667.14 × 679,919.50
  4. Step 4: Simplify right side
    740,149.48x = 755,164,246,495.23
  5. Step 5: Solve for x
    x = 755,164,246,495.23/740,149.48
  6. Step 6: Final answer
    x = 1,020,286.13

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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.