Home / 637,918.77-956,703.20-238,426.77

Finding the Fourth Proportional to 637,918.77, 956,703.20 and 238,426.77

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Solution

The fourth proportional to 637,918.77, 956,703.20 and 238,426.77 is: 357,574.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,918.77 : 956,703.20 = 238,426.77 : x
  2. Step 2: Convert to fraction form
    637,918.77/956,703.20 = 238,426.77/x
  3. Step 3: Cross multiply
    637,918.77x = 956,703.20 × 238,426.77
  4. Step 4: Simplify right side
    637,918.77x = 228,103,652,632.53
  5. Step 5: Solve for x
    x = 228,103,652,632.53/637,918.77
  6. Step 6: Final answer
    x = 357,574.76

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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.