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Finding the Fourth Proportional to 671,841.66, 927,141.51 and 370,035.66

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Solution

The fourth proportional to 671,841.66, 927,141.51 and 370,035.66 is: 510,649.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,841.66 : 927,141.51 = 370,035.66 : x
  2. Step 2: Convert to fraction form
    671,841.66/927,141.51 = 370,035.66/x
  3. Step 3: Cross multiply
    671,841.66x = 927,141.51 × 370,035.66
  4. Step 4: Simplify right side
    671,841.66x = 343,075,420,566.25
  5. Step 5: Solve for x
    x = 343,075,420,566.25/671,841.66
  6. Step 6: Final answer
    x = 510,649.22

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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.