Home / 772,902.17-1,158,792.74-519,554.27

Finding the Fourth Proportional to 772,902.17, 1,158,792.74 and 519,554.27

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Solution

The fourth proportional to 772,902.17, 1,158,792.74 and 519,554.27 is: 778,954.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,902.17 : 1,158,792.74 = 519,554.27 : x
  2. Step 2: Convert to fraction form
    772,902.17/1,158,792.74 = 519,554.27/x
  3. Step 3: Cross multiply
    772,902.17x = 1,158,792.74 × 519,554.27
  4. Step 4: Simplify right side
    772,902.17x = 602,055,718,359.54
  5. Step 5: Solve for x
    x = 602,055,718,359.54/772,902.17
  6. Step 6: Final answer
    x = 778,954.62

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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.