Home / 766,835.60-1,058,311.86-461,011.60

Finding the Fourth Proportional to 766,835.60, 1,058,311.86 and 461,011.60

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Solution

The fourth proportional to 766,835.60, 1,058,311.86 and 461,011.60 is: 636,243.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,835.60 : 1,058,311.86 = 461,011.60 : x
  2. Step 2: Convert to fraction form
    766,835.60/1,058,311.86 = 461,011.60/x
  3. Step 3: Cross multiply
    766,835.60x = 1,058,311.86 × 461,011.60
  4. Step 4: Simplify right side
    766,835.60x = 487,894,038,586.02
  5. Step 5: Solve for x
    x = 487,894,038,586.02/766,835.60
  6. Step 6: Final answer
    x = 636,243.33

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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.