Home / 642,243.24-963,500.04-242,875.08

Finding the Fourth Proportional to 642,243.24, 963,500.04 and 242,875.08

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Solution

The fourth proportional to 642,243.24, 963,500.04 and 242,875.08 is: 364,363.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    642,243.24 : 963,500.04 = 242,875.08 : x
  2. Step 2: Convert to fraction form
    642,243.24/963,500.04 = 242,875.08/x
  3. Step 3: Cross multiply
    642,243.24x = 963,500.04 × 242,875.08
  4. Step 4: Simplify right side
    642,243.24x = 234,010,149,295.00
  5. Step 5: Solve for x
    x = 234,010,149,295.00/642,243.24
  6. Step 6: Final answer
    x = 364,363.74

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.