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Finding the Fourth Proportional to 575,376.30, 794,359.50 and 511,537.46

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Solution

The fourth proportional to 575,376.30, 794,359.50 and 511,537.46 is: 706,224.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,376.30 : 794,359.50 = 511,537.46 : x
  2. Step 2: Convert to fraction form
    575,376.30/794,359.50 = 511,537.46/x
  3. Step 3: Cross multiply
    575,376.30x = 794,359.50 × 511,537.46
  4. Step 4: Simplify right side
    575,376.30x = 406,344,636,985.07
  5. Step 5: Solve for x
    x = 406,344,636,985.07/575,376.30
  6. Step 6: Final answer
    x = 706,224.15

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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.