Home / 1,019,280.80-1,406,610.30-560,442.27

Finding the Fourth Proportional to 1,019,280.80, 1,406,610.30 and 560,442.27

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Solution

The fourth proportional to 1,019,280.80, 1,406,610.30 and 560,442.27 is: 773,411.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,280.80 : 1,406,610.30 = 560,442.27 : x
  2. Step 2: Convert to fraction form
    1,019,280.80/1,406,610.30 = 560,442.27/x
  3. Step 3: Cross multiply
    1,019,280.80x = 1,406,610.30 × 560,442.27
  4. Step 4: Simplify right side
    1,019,280.80x = 788,323,869,537.38
  5. Step 5: Solve for x
    x = 788,323,869,537.38/1,019,280.80
  6. Step 6: Final answer
    x = 773,411.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.