Home / 536,299.76-739,641.30-383,054.24

Finding the Fourth Proportional to 536,299.76, 739,641.30 and 383,054.24

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Solution

The fourth proportional to 536,299.76, 739,641.30 and 383,054.24 is: 528,291.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,299.76 : 739,641.30 = 383,054.24 : x
  2. Step 2: Convert to fraction form
    536,299.76/739,641.30 = 383,054.24/x
  3. Step 3: Cross multiply
    536,299.76x = 739,641.30 × 383,054.24
  4. Step 4: Simplify right side
    536,299.76x = 283,322,736,044.11
  5. Step 5: Solve for x
    x = 283,322,736,044.11/536,299.76
  6. Step 6: Final answer
    x = 528,291.74

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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.