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Finding the Fourth Proportional to 896,573.03, 1,237,259.88 and 488,673.60

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Solution

The fourth proportional to 896,573.03, 1,237,259.88 and 488,673.60 is: 674,363.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,573.03 : 1,237,259.88 = 488,673.60 : x
  2. Step 2: Convert to fraction form
    896,573.03/1,237,259.88 = 488,673.60/x
  3. Step 3: Cross multiply
    896,573.03x = 1,237,259.88 × 488,673.60
  4. Step 4: Simplify right side
    896,573.03x = 604,616,239,695.17
  5. Step 5: Solve for x
    x = 604,616,239,695.17/896,573.03
  6. Step 6: Final answer
    x = 674,363.63

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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.