Home / 626,526.10-939,789.15-361,105.30

Finding the Fourth Proportional to 626,526.10, 939,789.15 and 361,105.30

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Solution

The fourth proportional to 626,526.10, 939,789.15 and 361,105.30 is: 541,657.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,526.10 : 939,789.15 = 361,105.30 : x
  2. Step 2: Convert to fraction form
    626,526.10/939,789.15 = 361,105.30/x
  3. Step 3: Cross multiply
    626,526.10x = 939,789.15 × 361,105.30
  4. Step 4: Simplify right side
    626,526.10x = 339,362,842,947.50
  5. Step 5: Solve for x
    x = 339,362,842,947.50/626,526.10
  6. Step 6: Final answer
    x = 541,657.95

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Half scale
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Double scale
Find fourth proportional to 626,527.10, 939,790.65 and 361,106.30
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.