Home / 1,130,884.80-1,696,327.20-382,930.80

Finding the Fourth Proportional to 1,130,884.80, 1,696,327.20 and 382,930.80

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Solution

The fourth proportional to 1,130,884.80, 1,696,327.20 and 382,930.80 is: 574,396.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,884.80 : 1,696,327.20 = 382,930.80 : x
  2. Step 2: Convert to fraction form
    1,130,884.80/1,696,327.20 = 382,930.80/x
  3. Step 3: Cross multiply
    1,130,884.80x = 1,696,327.20 × 382,930.80
  4. Step 4: Simplify right side
    1,130,884.80x = 649,575,931,757.76
  5. Step 5: Solve for x
    x = 649,575,931,757.76/1,130,884.80
  6. Step 6: Final answer
    x = 574,396.20

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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.