Home / 917,668.40-1,376,502.60-598,803.80

Finding the Fourth Proportional to 917,668.40, 1,376,502.60 and 598,803.80

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Solution

The fourth proportional to 917,668.40, 1,376,502.60 and 598,803.80 is: 898,205.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,668.40 : 1,376,502.60 = 598,803.80 : x
  2. Step 2: Convert to fraction form
    917,668.40/1,376,502.60 = 598,803.80/x
  3. Step 3: Cross multiply
    917,668.40x = 1,376,502.60 × 598,803.80
  4. Step 4: Simplify right side
    917,668.40x = 824,254,987,589.88
  5. Step 5: Solve for x
    x = 824,254,987,589.88/917,668.40
  6. Step 6: Final answer
    x = 898,205.70

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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.