Home / 736,730.40-1,105,095.60-382,436.40

Finding the Fourth Proportional to 736,730.40, 1,105,095.60 and 382,436.40

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Solution

The fourth proportional to 736,730.40, 1,105,095.60 and 382,436.40 is: 573,654.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,730.40 : 1,105,095.60 = 382,436.40 : x
  2. Step 2: Convert to fraction form
    736,730.40/1,105,095.60 = 382,436.40/x
  3. Step 3: Cross multiply
    736,730.40x = 1,105,095.60 × 382,436.40
  4. Step 4: Simplify right side
    736,730.40x = 422,628,782,919.84
  5. Step 5: Solve for x
    x = 422,628,782,919.84/736,730.40
  6. Step 6: Final answer
    x = 573,654.60

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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.