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Finding the Fourth Proportional to 580,119.04, 870,220.50 and 242,820.46

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Solution

The fourth proportional to 580,119.04, 870,220.50 and 242,820.46 is: 364,248.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,119.04 : 870,220.50 = 242,820.46 : x
  2. Step 2: Convert to fraction form
    580,119.04/870,220.50 = 242,820.46/x
  3. Step 3: Cross multiply
    580,119.04x = 870,220.50 × 242,820.46
  4. Step 4: Simplify right side
    580,119.04x = 211,307,342,111.43
  5. Step 5: Solve for x
    x = 211,307,342,111.43/580,119.04
  6. Step 6: Final answer
    x = 364,248.24

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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.