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Finding the Fourth Proportional to 556,230.84, 767,594.27 and 314,522.01

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Solution

The fourth proportional to 556,230.84, 767,594.27 and 314,522.01 is: 434,037.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,230.84 : 767,594.27 = 314,522.01 : x
  2. Step 2: Convert to fraction form
    556,230.84/767,594.27 = 314,522.01/x
  3. Step 3: Cross multiply
    556,230.84x = 767,594.27 × 314,522.01
  4. Step 4: Simplify right side
    556,230.84x = 241,425,292,664.88
  5. Step 5: Solve for x
    x = 241,425,292,664.88/556,230.84
  6. Step 6: Final answer
    x = 434,037.95

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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.