Home / 925,017.59-1,276,583.54-517,121.16

Finding the Fourth Proportional to 925,017.59, 1,276,583.54 and 517,121.16

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Solution

The fourth proportional to 925,017.59, 1,276,583.54 and 517,121.16 is: 713,660.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,017.59 : 1,276,583.54 = 517,121.16 : x
  2. Step 2: Convert to fraction form
    925,017.59/1,276,583.54 = 517,121.16/x
  3. Step 3: Cross multiply
    925,017.59x = 1,276,583.54 × 517,121.16
  4. Step 4: Simplify right side
    925,017.59x = 660,148,358,456.10
  5. Step 5: Solve for x
    x = 660,148,358,456.10/925,017.59
  6. Step 6: Final answer
    x = 713,660.33

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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.