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Finding the Fourth Proportional to 692,460.83, 955,598.51 and 386,531.73

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Solution

The fourth proportional to 692,460.83, 955,598.51 and 386,531.73 is: 533,415.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,460.83 : 955,598.51 = 386,531.73 : x
  2. Step 2: Convert to fraction form
    692,460.83/955,598.51 = 386,531.73/x
  3. Step 3: Cross multiply
    692,460.83x = 955,598.51 × 386,531.73
  4. Step 4: Simplify right side
    692,460.83x = 369,369,143,323.06
  5. Step 5: Solve for x
    x = 369,369,143,323.06/692,460.83
  6. Step 6: Final answer
    x = 533,415.22

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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.