Home / 1,010,807.80-1,515,774.30-411,569.80

Finding the Fourth Proportional to 1,010,807.80, 1,515,774.30 and 411,569.80

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Solution

The fourth proportional to 1,010,807.80, 1,515,774.30 and 411,569.80 is: 617,176.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,807.80 : 1,515,774.30 = 411,569.80 : x
  2. Step 2: Convert to fraction form
    1,010,807.80/1,515,774.30 = 411,569.80/x
  3. Step 3: Cross multiply
    1,010,807.80x = 1,515,774.30 × 411,569.80
  4. Step 4: Simplify right side
    1,010,807.80x = 623,846,925,496.14
  5. Step 5: Solve for x
    x = 623,846,925,496.14/1,010,807.80
  6. Step 6: Final answer
    x = 617,176.60

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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.