Home / 705,983.36-974,263.43-383,694.22

Finding the Fourth Proportional to 705,983.36, 974,263.43 and 383,694.22

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Solution

The fourth proportional to 705,983.36, 974,263.43 and 383,694.22 is: 529,501.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,983.36 : 974,263.43 = 383,694.22 : x
  2. Step 2: Convert to fraction form
    705,983.36/974,263.43 = 383,694.22/x
  3. Step 3: Cross multiply
    705,983.36x = 974,263.43 × 383,694.22
  4. Step 4: Simplify right side
    705,983.36x = 373,819,240,058.59
  5. Step 5: Solve for x
    x = 373,819,240,058.59/705,983.36
  6. Step 6: Final answer
    x = 529,501.49

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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.