Home / 242,800.12-333,281.54-215,342.34

Finding the Fourth Proportional to 242,800.12, 333,281.54 and 215,342.34

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Solution

The fourth proportional to 242,800.12, 333,281.54 and 215,342.34 is: 295,591.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,800.12 : 333,281.54 = 215,342.34 : x
  2. Step 2: Convert to fraction form
    242,800.12/333,281.54 = 215,342.34/x
  3. Step 3: Cross multiply
    242,800.12x = 333,281.54 × 215,342.34
  4. Step 4: Simplify right side
    242,800.12x = 71,769,626,702.40
  5. Step 5: Solve for x
    x = 71,769,626,702.40/242,800.12
  6. Step 6: Final answer
    x = 295,591.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.