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Finding the Fourth Proportional to 480,598.16, 663,178.72 and 265,708.84

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Solution

The fourth proportional to 480,598.16, 663,178.72 and 265,708.84 is: 366,652.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,598.16 : 663,178.72 = 265,708.84 : x
  2. Step 2: Convert to fraction form
    480,598.16/663,178.72 = 265,708.84/x
  3. Step 3: Cross multiply
    480,598.16x = 663,178.72 × 265,708.84
  4. Step 4: Simplify right side
    480,598.16x = 176,212,448,403.89
  5. Step 5: Solve for x
    x = 176,212,448,403.89/480,598.16
  6. Step 6: Final answer
    x = 366,652.36

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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.