Home / 513,184.23-708,173.28-283,726.89

Finding the Fourth Proportional to 513,184.23, 708,173.28 and 283,726.89

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Solution

The fourth proportional to 513,184.23, 708,173.28 and 283,726.89 is: 391,531.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,184.23 : 708,173.28 = 283,726.89 : x
  2. Step 2: Convert to fraction form
    513,184.23/708,173.28 = 283,726.89/x
  3. Step 3: Cross multiply
    513,184.23x = 708,173.28 × 283,726.89
  4. Step 4: Simplify right side
    513,184.23x = 200,927,802,315.50
  5. Step 5: Solve for x
    x = 200,927,802,315.50/513,184.23
  6. Step 6: Final answer
    x = 391,531.52

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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.