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Finding the Fourth Proportional to 556,275.60, 834,672.60 and 416,307.60

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Solution

The fourth proportional to 556,275.60, 834,672.60 and 416,307.60 is: 624,655.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,275.60 : 834,672.60 = 416,307.60 : x
  2. Step 2: Convert to fraction form
    556,275.60/834,672.60 = 416,307.60/x
  3. Step 3: Cross multiply
    556,275.60x = 834,672.60 × 416,307.60
  4. Step 4: Simplify right side
    556,275.60x = 347,480,546,891.76
  5. Step 5: Solve for x
    x = 347,480,546,891.76/556,275.60
  6. Step 6: Final answer
    x = 624,655.38

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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.