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Finding the Fourth Proportional to 556,457.16, 835,865.94 and 524,063.64

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Solution

The fourth proportional to 556,457.16, 835,865.94 and 524,063.64 is: 787,206.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,457.16 : 835,865.94 = 524,063.64 : x
  2. Step 2: Convert to fraction form
    556,457.16/835,865.94 = 524,063.64/x
  3. Step 3: Cross multiply
    556,457.16x = 835,865.94 × 524,063.64
  4. Step 4: Simplify right side
    556,457.16x = 438,046,947,068.42
  5. Step 5: Solve for x
    x = 438,046,947,068.42/556,457.16
  6. Step 6: Final answer
    x = 787,206.96

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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.