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Finding the Fourth Proportional to 374,572.08, 517,050.04 and 245,518.87

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Solution

The fourth proportional to 374,572.08, 517,050.04 and 245,518.87 is: 338,908.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,572.08 : 517,050.04 = 245,518.87 : x
  2. Step 2: Convert to fraction form
    374,572.08/517,050.04 = 245,518.87/x
  3. Step 3: Cross multiply
    374,572.08x = 517,050.04 × 245,518.87
  4. Step 4: Simplify right side
    374,572.08x = 126,945,537,741.41
  5. Step 5: Solve for x
    x = 126,945,537,741.41/374,572.08
  6. Step 6: Final answer
    x = 338,908.17

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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.