Home / 649,472.22-974,115.45-223,000.07

Finding the Fourth Proportional to 649,472.22, 974,115.45 and 223,000.07

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Solution

The fourth proportional to 649,472.22, 974,115.45 and 223,000.07 is: 334,468.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,472.22 : 974,115.45 = 223,000.07 : x
  2. Step 2: Convert to fraction form
    649,472.22/974,115.45 = 223,000.07/x
  3. Step 3: Cross multiply
    649,472.22x = 974,115.45 × 223,000.07
  4. Step 4: Simplify right side
    649,472.22x = 217,227,808,667.50
  5. Step 5: Solve for x
    x = 217,227,808,667.50/649,472.22
  6. Step 6: Final answer
    x = 334,468.21

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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.