Home / 674,529.46-930,945.59-429,435.92

Finding the Fourth Proportional to 674,529.46, 930,945.59 and 429,435.92

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Solution

The fourth proportional to 674,529.46, 930,945.59 and 429,435.92 is: 592,682.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,529.46 : 930,945.59 = 429,435.92 : x
  2. Step 2: Convert to fraction form
    674,529.46/930,945.59 = 429,435.92/x
  3. Step 3: Cross multiply
    674,529.46x = 930,945.59 × 429,435.92
  4. Step 4: Simplify right side
    674,529.46x = 399,781,476,895.56
  5. Step 5: Solve for x
    x = 399,781,476,895.56/674,529.46
  6. Step 6: Final answer
    x = 592,682.01

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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.