Home / 705,973.52-974,249.91-383,684.48

Finding the Fourth Proportional to 705,973.52, 974,249.91 and 383,684.48

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Solution

The fourth proportional to 705,973.52, 974,249.91 and 383,684.48 is: 529,488.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,973.52 : 974,249.91 = 383,684.48 : x
  2. Step 2: Convert to fraction form
    705,973.52/974,249.91 = 383,684.48/x
  3. Step 3: Cross multiply
    705,973.52x = 974,249.91 × 383,684.48
  4. Step 4: Simplify right side
    705,973.52x = 373,804,570,108.40
  5. Step 5: Solve for x
    x = 373,804,570,108.40/705,973.52
  6. Step 6: Final answer
    x = 529,488.09

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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.