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Finding the Fourth Proportional to 480,595.47, 663,225.13 and 262,805.10

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Solution

The fourth proportional to 480,595.47, 663,225.13 and 262,805.10 is: 362,672.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,595.47 : 663,225.13 = 262,805.10 : x
  2. Step 2: Convert to fraction form
    480,595.47/663,225.13 = 262,805.10/x
  3. Step 3: Cross multiply
    480,595.47x = 663,225.13 × 262,805.10
  4. Step 4: Simplify right side
    480,595.47x = 174,298,946,612.16
  5. Step 5: Solve for x
    x = 174,298,946,612.16/480,595.47
  6. Step 6: Final answer
    x = 362,672.89

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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.