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Finding the Fourth Proportional to 556,461.66, 835,872.69 and 524,068.14

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Solution

The fourth proportional to 556,461.66, 835,872.69 and 524,068.14 is: 787,213.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,461.66 : 835,872.69 = 524,068.14 : x
  2. Step 2: Convert to fraction form
    556,461.66/835,872.69 = 524,068.14/x
  3. Step 3: Cross multiply
    556,461.66x = 835,872.69 × 524,068.14
  4. Step 4: Simplify right side
    556,461.66x = 438,054,245,925.10
  5. Step 5: Solve for x
    x = 438,054,245,925.10/556,461.66
  6. Step 6: Final answer
    x = 787,213.71

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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.