Home / 676,543.45-1,014,875.10-177,907.45

Finding the Fourth Proportional to 676,543.45, 1,014,875.10 and 177,907.45

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Solution

The fourth proportional to 676,543.45, 1,014,875.10 and 177,907.45 is: 266,876.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,543.45 : 1,014,875.10 = 177,907.45 : x
  2. Step 2: Convert to fraction form
    676,543.45/1,014,875.10 = 177,907.45/x
  3. Step 3: Cross multiply
    676,543.45x = 1,014,875.10 × 177,907.45
  4. Step 4: Simplify right side
    676,543.45x = 180,553,836,035.12
  5. Step 5: Solve for x
    x = 180,553,836,035.12/676,543.45
  6. Step 6: Final answer
    x = 266,876.93

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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.