Home / 739,079.79-1,019,853.63-545,590.23

Finding the Fourth Proportional to 739,079.79, 1,019,853.63 and 545,590.23

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Solution

The fourth proportional to 739,079.79, 1,019,853.63 and 545,590.23 is: 752,858.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,079.79 : 1,019,853.63 = 545,590.23 : x
  2. Step 2: Convert to fraction form
    739,079.79/1,019,853.63 = 545,590.23/x
  3. Step 3: Cross multiply
    739,079.79x = 1,019,853.63 × 545,590.23
  4. Step 4: Simplify right side
    739,079.79x = 556,422,176,558.04
  5. Step 5: Solve for x
    x = 556,422,176,558.04/739,079.79
  6. Step 6: Final answer
    x = 752,858.06

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Double scale
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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.