Home / 1,533,590.40-2,300,385.60-411,772.80

Finding the Fourth Proportional to 1,533,590.40, 2,300,385.60 and 411,772.80

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Solution

The fourth proportional to 1,533,590.40, 2,300,385.60 and 411,772.80 is: 617,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,590.40 : 2,300,385.60 = 411,772.80 : x
  2. Step 2: Convert to fraction form
    1,533,590.40/2,300,385.60 = 411,772.80/x
  3. Step 3: Cross multiply
    1,533,590.40x = 2,300,385.60 × 411,772.80
  4. Step 4: Simplify right side
    1,533,590.40x = 947,236,219,591.68
  5. Step 5: Solve for x
    x = 947,236,219,591.68/1,533,590.40
  6. Step 6: Final answer
    x = 617,659.20

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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.