Home / 829,831.80-1,241,637.30-549,895.80

Finding the Fourth Proportional to 829,831.80, 1,241,637.30 and 549,895.80

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Solution

The fourth proportional to 829,831.80, 1,241,637.30 and 549,895.80 is: 822,782.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,831.80 : 1,241,637.30 = 549,895.80 : x
  2. Step 2: Convert to fraction form
    829,831.80/1,241,637.30 = 549,895.80/x
  3. Step 3: Cross multiply
    829,831.80x = 1,241,637.30 × 549,895.80
  4. Step 4: Simplify right side
    829,831.80x = 682,771,136,393.34
  5. Step 5: Solve for x
    x = 682,771,136,393.34/829,831.80
  6. Step 6: Final answer
    x = 822,782.56

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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.