Home / 588,473.59-811,884.69-384,642.22

Finding the Fourth Proportional to 588,473.59, 811,884.69 and 384,642.22

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Solution

The fourth proportional to 588,473.59, 811,884.69 and 384,642.22 is: 530,669.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,473.59 : 811,884.69 = 384,642.22 : x
  2. Step 2: Convert to fraction form
    588,473.59/811,884.69 = 384,642.22/x
  3. Step 3: Cross multiply
    588,473.59x = 811,884.69 × 384,642.22
  4. Step 4: Simplify right side
    588,473.59x = 312,285,129,545.61
  5. Step 5: Solve for x
    x = 312,285,129,545.61/588,473.59
  6. Step 6: Final answer
    x = 530,669.74

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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.