Home / 438,217.50-604,740.20-237,013.50

Finding the Fourth Proportional to 438,217.50, 604,740.20 and 237,013.50

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Solution

The fourth proportional to 438,217.50, 604,740.20 and 237,013.50 is: 327,078.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,217.50 : 604,740.20 = 237,013.50 : x
  2. Step 2: Convert to fraction form
    438,217.50/604,740.20 = 237,013.50/x
  3. Step 3: Cross multiply
    438,217.50x = 604,740.20 × 237,013.50
  4. Step 4: Simplify right side
    438,217.50x = 143,331,590,207.63
  5. Step 5: Solve for x
    x = 143,331,590,207.63/438,217.50
  6. Step 6: Final answer
    x = 327,078.65

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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.