Home / 688,435.34-950,037.68-382,561.52

Finding the Fourth Proportional to 688,435.34, 950,037.68 and 382,561.52

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Solution

The fourth proportional to 688,435.34, 950,037.68 and 382,561.52 is: 527,933.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,435.34 : 950,037.68 = 382,561.52 : x
  2. Step 2: Convert to fraction form
    688,435.34/950,037.68 = 382,561.52/x
  3. Step 3: Cross multiply
    688,435.34x = 950,037.68 × 382,561.52
  4. Step 4: Simplify right side
    688,435.34x = 363,447,857,005.27
  5. Step 5: Solve for x
    x = 363,447,857,005.27/688,435.34
  6. Step 6: Final answer
    x = 527,933.18

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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.