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Finding the Fourth Proportional to 530,053.55, 793,074 and 314,028.29

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Solution

The fourth proportional to 530,053.55, 793,074 and 314,028.29 is: 469,853.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,053.55 : 793,074 = 314,028.29 : x
  2. Step 2: Convert to fraction form
    530,053.55/793,074 = 314,028.29/x
  3. Step 3: Cross multiply
    530,053.55x = 793,074 × 314,028.29
  4. Step 4: Simplify right side
    530,053.55x = 249,047,672,063.46
  5. Step 5: Solve for x
    x = 249,047,672,063.46/530,053.55
  6. Step 6: Final answer
    x = 469,853.80

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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.