Home / 604,784.34-834,255.24-378,036.18

Finding the Fourth Proportional to 604,784.34, 834,255.24 and 378,036.18

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Solution

The fourth proportional to 604,784.34, 834,255.24 and 378,036.18 is: 521,472.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,784.34 : 834,255.24 = 378,036.18 : x
  2. Step 2: Convert to fraction form
    604,784.34/834,255.24 = 378,036.18/x
  3. Step 3: Cross multiply
    604,784.34x = 834,255.24 × 378,036.18
  4. Step 4: Simplify right side
    604,784.34x = 315,378,664,074.58
  5. Step 5: Solve for x
    x = 315,378,664,074.58/604,784.34
  6. Step 6: Final answer
    x = 521,472.93

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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.