Home / 826,507.50-1,140,489.09-463,848.18

Finding the Fourth Proportional to 826,507.50, 1,140,489.09 and 463,848.18

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Solution

The fourth proportional to 826,507.50, 1,140,489.09 and 463,848.18 is: 640,059.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,507.50 : 1,140,489.09 = 463,848.18 : x
  2. Step 2: Convert to fraction form
    826,507.50/1,140,489.09 = 463,848.18/x
  3. Step 3: Cross multiply
    826,507.50x = 1,140,489.09 × 463,848.18
  4. Step 4: Simplify right side
    826,507.50x = 529,013,788,706.36
  5. Step 5: Solve for x
    x = 529,013,788,706.36/826,507.50
  6. Step 6: Final answer
    x = 640,059.27

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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.