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Finding the Fourth Proportional to 186,702.17, 280,054.13 and 46,460.79

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Solution

The fourth proportional to 186,702.17, 280,054.13 and 46,460.79 is: 69,691.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,702.17 : 280,054.13 = 46,460.79 : x
  2. Step 2: Convert to fraction form
    186,702.17/280,054.13 = 46,460.79/x
  3. Step 3: Cross multiply
    186,702.17x = 280,054.13 × 46,460.79
  4. Step 4: Simplify right side
    186,702.17x = 13,011,535,890.26
  5. Step 5: Solve for x
    x = 13,011,535,890.26/186,702.17
  6. Step 6: Final answer
    x = 69,691.40

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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.