Home / 637,970.38-956,923.80-238,581.82

Finding the Fourth Proportional to 637,970.38, 956,923.80 and 238,581.82

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Solution

The fourth proportional to 637,970.38, 956,923.80 and 238,581.82 is: 357,860.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,970.38 : 956,923.80 = 238,581.82 : x
  2. Step 2: Convert to fraction form
    637,970.38/956,923.80 = 238,581.82/x
  3. Step 3: Cross multiply
    637,970.38x = 956,923.80 × 238,581.82
  4. Step 4: Simplify right side
    637,970.38x = 228,304,621,805.32
  5. Step 5: Solve for x
    x = 228,304,621,805.32/637,970.38
  6. Step 6: Final answer
    x = 357,860.85

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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.