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Finding the Fourth Proportional to 480,490.68, 662,985.90 and 301,562.04

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Solution

The fourth proportional to 480,490.68, 662,985.90 and 301,562.04 is: 416,098.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,490.68 : 662,985.90 = 301,562.04 : x
  2. Step 2: Convert to fraction form
    480,490.68/662,985.90 = 301,562.04/x
  3. Step 3: Cross multiply
    480,490.68x = 662,985.90 × 301,562.04
  4. Step 4: Simplify right side
    480,490.68x = 199,931,380,495.24
  5. Step 5: Solve for x
    x = 199,931,380,495.24/480,490.68
  6. Step 6: Final answer
    x = 416,098.35

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1.5x scale

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.