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Finding the Fourth Proportional to 562,421.24, 776,021.28 and 333,050.58

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Solution

The fourth proportional to 562,421.24, 776,021.28 and 333,050.58 is: 459,538.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,421.24 : 776,021.28 = 333,050.58 : x
  2. Step 2: Convert to fraction form
    562,421.24/776,021.28 = 333,050.58/x
  3. Step 3: Cross multiply
    562,421.24x = 776,021.28 × 333,050.58
  4. Step 4: Simplify right side
    562,421.24x = 258,454,337,396.34
  5. Step 5: Solve for x
    x = 258,454,337,396.34/562,421.24
  6. Step 6: Final answer
    x = 459,538.72

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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.