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Finding the Fourth Proportional to 480,170.16, 662,600.40 and 265,307.76

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Solution

The fourth proportional to 480,170.16, 662,600.40 and 265,307.76 is: 366,105.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,170.16 : 662,600.40 = 265,307.76 : x
  2. Step 2: Convert to fraction form
    480,170.16/662,600.40 = 265,307.76/x
  3. Step 3: Cross multiply
    480,170.16x = 662,600.40 × 265,307.76
  4. Step 4: Simplify right side
    480,170.16x = 175,793,027,899.10
  5. Step 5: Solve for x
    x = 175,793,027,899.10/480,170.16
  6. Step 6: Final answer
    x = 366,105.69

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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.