Home / 597,009.20-895,513.80-408,052.40

Finding the Fourth Proportional to 597,009.20, 895,513.80 and 408,052.40

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Solution

The fourth proportional to 597,009.20, 895,513.80 and 408,052.40 is: 612,078.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,009.20 : 895,513.80 = 408,052.40 : x
  2. Step 2: Convert to fraction form
    597,009.20/895,513.80 = 408,052.40/x
  3. Step 3: Cross multiply
    597,009.20x = 895,513.80 × 408,052.40
  4. Step 4: Simplify right side
    597,009.20x = 365,416,555,323.12
  5. Step 5: Solve for x
    x = 365,416,555,323.12/597,009.20
  6. Step 6: Final answer
    x = 612,078.60

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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.