Home / 779,831.70-1,169,738.25-247,357.35

Finding the Fourth Proportional to 779,831.70, 1,169,738.25 and 247,357.35

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Solution

The fourth proportional to 779,831.70, 1,169,738.25 and 247,357.35 is: 371,033.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,831.70 : 1,169,738.25 = 247,357.35 : x
  2. Step 2: Convert to fraction form
    779,831.70/1,169,738.25 = 247,357.35/x
  3. Step 3: Cross multiply
    779,831.70x = 1,169,738.25 × 247,357.35
  4. Step 4: Simplify right side
    779,831.70x = 289,343,353,713.64
  5. Step 5: Solve for x
    x = 289,343,353,713.64/779,831.70
  6. Step 6: Final answer
    x = 371,033.08

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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.