Home / 460,913.59-636,063.44-256,977.36

Finding the Fourth Proportional to 460,913.59, 636,063.44 and 256,977.36

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Solution

The fourth proportional to 460,913.59, 636,063.44 and 256,977.36 is: 354,630.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,913.59 : 636,063.44 = 256,977.36 : x
  2. Step 2: Convert to fraction form
    460,913.59/636,063.44 = 256,977.36/x
  3. Step 3: Cross multiply
    460,913.59x = 636,063.44 × 256,977.36
  4. Step 4: Simplify right side
    460,913.59x = 163,453,902,318.83
  5. Step 5: Solve for x
    x = 163,453,902,318.83/460,913.59
  6. Step 6: Final answer
    x = 354,630.25

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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.