Home / 1,038,219.40-1,557,329.10-365,060.80

Finding the Fourth Proportional to 1,038,219.40, 1,557,329.10 and 365,060.80

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Solution

The fourth proportional to 1,038,219.40, 1,557,329.10 and 365,060.80 is: 547,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,219.40 : 1,557,329.10 = 365,060.80 : x
  2. Step 2: Convert to fraction form
    1,038,219.40/1,557,329.10 = 365,060.80/x
  3. Step 3: Cross multiply
    1,038,219.40x = 1,557,329.10 × 365,060.80
  4. Step 4: Simplify right side
    1,038,219.40x = 568,519,807,109.28
  5. Step 5: Solve for x
    x = 568,519,807,109.28/1,038,219.40
  6. Step 6: Final answer
    x = 547,591.20

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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.