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Finding the Fourth Proportional to 497,482.04, 686,525.88 and 271,127.54

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Solution

The fourth proportional to 497,482.04, 686,525.88 and 271,127.54 is: 374,156.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,482.04 : 686,525.88 = 271,127.54 : x
  2. Step 2: Convert to fraction form
    497,482.04/686,525.88 = 271,127.54/x
  3. Step 3: Cross multiply
    497,482.04x = 686,525.88 × 271,127.54
  4. Step 4: Simplify right side
    497,482.04x = 186,136,069,558.11
  5. Step 5: Solve for x
    x = 186,136,069,558.11/497,482.04
  6. Step 6: Final answer
    x = 374,156.36

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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.