Home / 472,984.98-652,733.10-258,138.84

Finding the Fourth Proportional to 472,984.98, 652,733.10 and 258,138.84

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Solution

The fourth proportional to 472,984.98, 652,733.10 and 258,138.84 is: 356,239.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,984.98 : 652,733.10 = 258,138.84 : x
  2. Step 2: Convert to fraction form
    472,984.98/652,733.10 = 258,138.84/x
  3. Step 3: Cross multiply
    472,984.98x = 652,733.10 × 258,138.84
  4. Step 4: Simplify right side
    472,984.98x = 168,495,765,263.60
  5. Step 5: Solve for x
    x = 168,495,765,263.60/472,984.98
  6. Step 6: Final answer
    x = 356,239.15

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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.