Home / 893,715.30-1,337,462.55-613,779.30

Finding the Fourth Proportional to 893,715.30, 1,337,462.55 and 613,779.30

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Solution

The fourth proportional to 893,715.30, 1,337,462.55 and 613,779.30 is: 918,532.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,715.30 : 1,337,462.55 = 613,779.30 : x
  2. Step 2: Convert to fraction form
    893,715.30/1,337,462.55 = 613,779.30/x
  3. Step 3: Cross multiply
    893,715.30x = 1,337,462.55 × 613,779.30
  4. Step 4: Simplify right side
    893,715.30x = 820,906,827,715.22
  5. Step 5: Solve for x
    x = 820,906,827,715.22/893,715.30
  6. Step 6: Final answer
    x = 918,532.81

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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.