Home / 563,976.45-843,987.76-404,228.45

Finding the Fourth Proportional to 563,976.45, 843,987.76 and 404,228.45

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Solution

The fourth proportional to 563,976.45, 843,987.76 and 404,228.45 is: 604,925.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,976.45 : 843,987.76 = 404,228.45 : x
  2. Step 2: Convert to fraction form
    563,976.45/843,987.76 = 404,228.45/x
  3. Step 3: Cross multiply
    563,976.45x = 843,987.76 × 404,228.45
  4. Step 4: Simplify right side
    563,976.45x = 341,163,864,043.77
  5. Step 5: Solve for x
    x = 341,163,864,043.77/563,976.45
  6. Step 6: Final answer
    x = 604,925.73

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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.