Home / 907,624.60-1,361,436.90-609,026.20

Finding the Fourth Proportional to 907,624.60, 1,361,436.90 and 609,026.20

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Solution

The fourth proportional to 907,624.60, 1,361,436.90 and 609,026.20 is: 913,539.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,624.60 : 1,361,436.90 = 609,026.20 : x
  2. Step 2: Convert to fraction form
    907,624.60/1,361,436.90 = 609,026.20/x
  3. Step 3: Cross multiply
    907,624.60x = 1,361,436.90 × 609,026.20
  4. Step 4: Simplify right side
    907,624.60x = 829,150,741,746.78
  5. Step 5: Solve for x
    x = 829,150,741,746.78/907,624.60
  6. Step 6: Final answer
    x = 913,539.30

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Double scale
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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.