Home / 632,819.52-873,542.88-415,111.04

Finding the Fourth Proportional to 632,819.52, 873,542.88 and 415,111.04

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Solution

The fourth proportional to 632,819.52, 873,542.88 and 415,111.04 is: 573,018.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,819.52 : 873,542.88 = 415,111.04 : x
  2. Step 2: Convert to fraction form
    632,819.52/873,542.88 = 415,111.04/x
  3. Step 3: Cross multiply
    632,819.52x = 873,542.88 × 415,111.04
  4. Step 4: Simplify right side
    632,819.52x = 362,617,293,401.40
  5. Step 5: Solve for x
    x = 362,617,293,401.40/632,819.52
  6. Step 6: Final answer
    x = 573,018.50

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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.