Home / 1,533,564.40-2,300,346.60-411,746.80

Finding the Fourth Proportional to 1,533,564.40, 2,300,346.60 and 411,746.80

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Solution

The fourth proportional to 1,533,564.40, 2,300,346.60 and 411,746.80 is: 617,620.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,564.40 : 2,300,346.60 = 411,746.80 : x
  2. Step 2: Convert to fraction form
    1,533,564.40/2,300,346.60 = 411,746.80/x
  3. Step 3: Cross multiply
    1,533,564.40x = 2,300,346.60 × 411,746.80
  4. Step 4: Simplify right side
    1,533,564.40x = 947,160,351,440.88
  5. Step 5: Solve for x
    x = 947,160,351,440.88/1,533,564.40
  6. Step 6: Final answer
    x = 617,620.20

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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.