Home / 611,946.06-844,243.65-353,775.51

Finding the Fourth Proportional to 611,946.06, 844,243.65 and 353,775.51

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Solution

The fourth proportional to 611,946.06, 844,243.65 and 353,775.51 is: 488,070.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,946.06 : 844,243.65 = 353,775.51 : x
  2. Step 2: Convert to fraction form
    611,946.06/844,243.65 = 353,775.51/x
  3. Step 3: Cross multiply
    611,946.06x = 844,243.65 × 353,775.51
  4. Step 4: Simplify right side
    611,946.06x = 298,672,727,843.01
  5. Step 5: Solve for x
    x = 298,672,727,843.01/611,946.06
  6. Step 6: Final answer
    x = 488,070.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.