Home / 736,153.60-1,104,230.40-512,204.80

Finding the Fourth Proportional to 736,153.60, 1,104,230.40 and 512,204.80

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Solution

The fourth proportional to 736,153.60, 1,104,230.40 and 512,204.80 is: 768,307.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,153.60 : 1,104,230.40 = 512,204.80 : x
  2. Step 2: Convert to fraction form
    736,153.60/1,104,230.40 = 512,204.80/x
  3. Step 3: Cross multiply
    736,153.60x = 1,104,230.40 × 512,204.80
  4. Step 4: Simplify right side
    736,153.60x = 565,592,111,185.92
  5. Step 5: Solve for x
    x = 565,592,111,185.92/736,153.60
  6. Step 6: Final answer
    x = 768,307.20

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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.