Home / 670,853.11-925,788.41-364,931.15

Finding the Fourth Proportional to 670,853.11, 925,788.41 and 364,931.15

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Solution

The fourth proportional to 670,853.11, 925,788.41 and 364,931.15 is: 503,611.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,853.11 : 925,788.41 = 364,931.15 : x
  2. Step 2: Convert to fraction form
    670,853.11/925,788.41 = 364,931.15/x
  3. Step 3: Cross multiply
    670,853.11x = 925,788.41 × 364,931.15
  4. Step 4: Simplify right side
    670,853.11x = 337,849,028,550.29
  5. Step 5: Solve for x
    x = 337,849,028,550.29/670,853.11
  6. Step 6: Final answer
    x = 503,611.03

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Double scale
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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.