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Finding the Fourth Proportional to 265,875.50, 366,908.22 and 146,643.50

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Solution

The fourth proportional to 265,875.50, 366,908.22 and 146,643.50 is: 202,368.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,875.50 : 366,908.22 = 146,643.50 : x
  2. Step 2: Convert to fraction form
    265,875.50/366,908.22 = 146,643.50/x
  3. Step 3: Cross multiply
    265,875.50x = 366,908.22 × 146,643.50
  4. Step 4: Simplify right side
    265,875.50x = 53,804,705,559.57
  5. Step 5: Solve for x
    x = 53,804,705,559.57/265,875.50
  6. Step 6: Final answer
    x = 202,368.05

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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.