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Finding the Fourth Proportional to 506,875.92, 760,482.72 and 169,950

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Solution

The fourth proportional to 506,875.92, 760,482.72 and 169,950 is: 254,981.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,875.92 : 760,482.72 = 169,950 : x
  2. Step 2: Convert to fraction form
    506,875.92/760,482.72 = 169,950/x
  3. Step 3: Cross multiply
    506,875.92x = 760,482.72 × 169,950
  4. Step 4: Simplify right side
    506,875.92x = 129,244,038,264
  5. Step 5: Solve for x
    x = 129,244,038,264/506,875.92
  6. Step 6: Final answer
    x = 254,981.61

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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.