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Finding the Fourth Proportional to 606,254.90, 907,827.15 and 578,261.30

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Solution

The fourth proportional to 606,254.90, 907,827.15 and 578,261.30 is: 865,908.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,254.90 : 907,827.15 = 578,261.30 : x
  2. Step 2: Convert to fraction form
    606,254.90/907,827.15 = 578,261.30/x
  3. Step 3: Cross multiply
    606,254.90x = 907,827.15 × 578,261.30
  4. Step 4: Simplify right side
    606,254.90x = 524,961,307,934.30
  5. Step 5: Solve for x
    x = 524,961,307,934.30/606,254.90
  6. Step 6: Final answer
    x = 865,908.56

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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.