Home / 826,648.93-1,140,841.43-464,096.58

Finding the Fourth Proportional to 826,648.93, 1,140,841.43 and 464,096.58

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Solution

The fourth proportional to 826,648.93, 1,140,841.43 and 464,096.58 is: 640,490.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,648.93 : 1,140,841.43 = 464,096.58 : x
  2. Step 2: Convert to fraction form
    826,648.93/1,140,841.43 = 464,096.58/x
  3. Step 3: Cross multiply
    826,648.93x = 1,140,841.43 × 464,096.58
  4. Step 4: Simplify right side
    826,648.93x = 529,460,605,985.31
  5. Step 5: Solve for x
    x = 529,460,605,985.31/826,648.93
  6. Step 6: Final answer
    x = 640,490.28

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Double scale
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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.