Home / 910,438.90-1,366,205.10-377,904.40

Finding the Fourth Proportional to 910,438.90, 1,366,205.10 and 377,904.40

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Solution

The fourth proportional to 910,438.90, 1,366,205.10 and 377,904.40 is: 567,083.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,438.90 : 1,366,205.10 = 377,904.40 : x
  2. Step 2: Convert to fraction form
    910,438.90/1,366,205.10 = 377,904.40/x
  3. Step 3: Cross multiply
    910,438.90x = 1,366,205.10 × 377,904.40
  4. Step 4: Simplify right side
    910,438.90x = 516,294,918,592.44
  5. Step 5: Solve for x
    x = 516,294,918,592.44/910,438.90
  6. Step 6: Final answer
    x = 567,083.54

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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.