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Finding the Fourth Proportional to 672,073.04, 927,463.08 and 370,266.32

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Solution

The fourth proportional to 672,073.04, 927,463.08 and 370,266.32 is: 510,968.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,073.04 : 927,463.08 = 370,266.32 : x
  2. Step 2: Convert to fraction form
    672,073.04/927,463.08 = 370,266.32/x
  3. Step 3: Cross multiply
    672,073.04x = 927,463.08 × 370,266.32
  4. Step 4: Simplify right side
    672,073.04x = 343,408,341,567.47
  5. Step 5: Solve for x
    x = 343,408,341,567.47/672,073.04
  6. Step 6: Final answer
    x = 510,968.78

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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.