Home / 794,150.40-1,191,436.80-344,678.40

Finding the Fourth Proportional to 794,150.40, 1,191,436.80 and 344,678.40

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Solution

The fourth proportional to 794,150.40, 1,191,436.80 and 344,678.40 is: 517,109.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,150.40 : 1,191,436.80 = 344,678.40 : x
  2. Step 2: Convert to fraction form
    794,150.40/1,191,436.80 = 344,678.40/x
  3. Step 3: Cross multiply
    794,150.40x = 1,191,436.80 × 344,678.40
  4. Step 4: Simplify right side
    794,150.40x = 410,662,529,925.12
  5. Step 5: Solve for x
    x = 410,662,529,925.12/794,150.40
  6. Step 6: Final answer
    x = 517,109.27

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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.