Home / 674,477.34-931,212.63-432,864.06

Finding the Fourth Proportional to 674,477.34, 931,212.63 and 432,864.06

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Solution

The fourth proportional to 674,477.34, 931,212.63 and 432,864.06 is: 597,630.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,477.34 : 931,212.63 = 432,864.06 : x
  2. Step 2: Convert to fraction form
    674,477.34/931,212.63 = 432,864.06/x
  3. Step 3: Cross multiply
    674,477.34x = 931,212.63 × 432,864.06
  4. Step 4: Simplify right side
    674,477.34x = 403,088,479,745.08
  5. Step 5: Solve for x
    x = 403,088,479,745.08/674,477.34
  6. Step 6: Final answer
    x = 597,630.87

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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.