Home / 946,444.40-1,306,111.76-516,725.64

Finding the Fourth Proportional to 946,444.40, 1,306,111.76 and 516,725.64

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Solution

The fourth proportional to 946,444.40, 1,306,111.76 and 516,725.64 is: 713,091.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,444.40 : 1,306,111.76 = 516,725.64 : x
  2. Step 2: Convert to fraction form
    946,444.40/1,306,111.76 = 516,725.64/x
  3. Step 3: Cross multiply
    946,444.40x = 1,306,111.76 × 516,725.64
  4. Step 4: Simplify right side
    946,444.40x = 674,901,435,097.53
  5. Step 5: Solve for x
    x = 674,901,435,097.53/946,444.40
  6. Step 6: Final answer
    x = 713,091.48

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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.