Home / 654,382.45-903,102.33-364,048.71

Finding the Fourth Proportional to 654,382.45, 903,102.33 and 364,048.71

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Solution

The fourth proportional to 654,382.45, 903,102.33 and 364,048.71 is: 502,417.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,382.45 : 903,102.33 = 364,048.71 : x
  2. Step 2: Convert to fraction form
    654,382.45/903,102.33 = 364,048.71/x
  3. Step 3: Cross multiply
    654,382.45x = 903,102.33 × 364,048.71
  4. Step 4: Simplify right side
    654,382.45x = 328,773,238,221.33
  5. Step 5: Solve for x
    x = 328,773,238,221.33/654,382.45
  6. Step 6: Final answer
    x = 502,417.57

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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.