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Finding the Fourth Proportional to 480,501.72, 663,088.68 and 265,650.84

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Solution

The fourth proportional to 480,501.72, 663,088.68 and 265,650.84 is: 366,596.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,501.72 : 663,088.68 = 265,650.84 : x
  2. Step 2: Convert to fraction form
    480,501.72/663,088.68 = 265,650.84/x
  3. Step 3: Cross multiply
    480,501.72x = 663,088.68 × 265,650.84
  4. Step 4: Simplify right side
    480,501.72x = 176,150,064,836.49
  5. Step 5: Solve for x
    x = 176,150,064,836.49/480,501.72
  6. Step 6: Final answer
    x = 366,596.12

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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.