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Finding the Fourth Proportional to 210,341.70, 314,856.45 and 151,292.70

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Solution

The fourth proportional to 210,341.70, 314,856.45 and 151,292.70 is: 226,467.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,341.70 : 314,856.45 = 151,292.70 : x
  2. Step 2: Convert to fraction form
    210,341.70/314,856.45 = 151,292.70/x
  3. Step 3: Cross multiply
    210,341.70x = 314,856.45 × 151,292.70
  4. Step 4: Simplify right side
    210,341.70x = 47,635,482,432.92
  5. Step 5: Solve for x
    x = 47,635,482,432.92/210,341.70
  6. Step 6: Final answer
    x = 226,467.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.