Home / 1,357,517.10-2,036,506.05-410,880.30

Finding the Fourth Proportional to 1,357,517.10, 2,036,506.05 and 410,880.30

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Solution

The fourth proportional to 1,357,517.10, 2,036,506.05 and 410,880.30 is: 616,390.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,517.10 : 2,036,506.05 = 410,880.30 : x
  2. Step 2: Convert to fraction form
    1,357,517.10/2,036,506.05 = 410,880.30/x
  3. Step 3: Cross multiply
    1,357,517.10x = 2,036,506.05 × 410,880.30
  4. Step 4: Simplify right side
    1,357,517.10x = 836,760,216,775.82
  5. Step 5: Solve for x
    x = 836,760,216,775.82/1,357,517.10
  6. Step 6: Final answer
    x = 616,390.19

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Double scale
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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.