Home / 527,225.63-727,584.89-323,389.17

Finding the Fourth Proportional to 527,225.63, 727,584.89 and 323,389.17

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Solution

The fourth proportional to 527,225.63, 727,584.89 and 323,389.17 is: 446,285.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,225.63 : 727,584.89 = 323,389.17 : x
  2. Step 2: Convert to fraction form
    527,225.63/727,584.89 = 323,389.17/x
  3. Step 3: Cross multiply
    527,225.63x = 727,584.89 × 323,389.17
  4. Step 4: Simplify right side
    527,225.63x = 235,293,072,064.70
  5. Step 5: Solve for x
    x = 235,293,072,064.70/527,225.63
  6. Step 6: Final answer
    x = 446,285.35

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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.