Home / 679,836.08-938,196.52-373,925.36

Finding the Fourth Proportional to 679,836.08, 938,196.52 and 373,925.36

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Solution

The fourth proportional to 679,836.08, 938,196.52 and 373,925.36 is: 516,029.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,836.08 : 938,196.52 = 373,925.36 : x
  2. Step 2: Convert to fraction form
    679,836.08/938,196.52 = 373,925.36/x
  3. Step 3: Cross multiply
    679,836.08x = 938,196.52 × 373,925.36
  4. Step 4: Simplify right side
    679,836.08x = 350,815,471,491.75
  5. Step 5: Solve for x
    x = 350,815,471,491.75/679,836.08
  6. Step 6: Final answer
    x = 516,029.50

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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.