Home / 834,204.30-1,251,306.45-519,276.30

Finding the Fourth Proportional to 834,204.30, 1,251,306.45 and 519,276.30

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Solution

The fourth proportional to 834,204.30, 1,251,306.45 and 519,276.30 is: 778,914.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,204.30 : 1,251,306.45 = 519,276.30 : x
  2. Step 2: Convert to fraction form
    834,204.30/1,251,306.45 = 519,276.30/x
  3. Step 3: Cross multiply
    834,204.30x = 1,251,306.45 × 519,276.30
  4. Step 4: Simplify right side
    834,204.30x = 649,773,783,522.14
  5. Step 5: Solve for x
    x = 649,773,783,522.14/834,204.30
  6. Step 6: Final answer
    x = 778,914.45

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Half scale
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Double scale
Find fourth proportional to 834,205.30, 1,251,307.95 and 519,277.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.