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Finding the Fourth Proportional to 573,038.30, 859,557.45 and 511,036.85

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Solution

The fourth proportional to 573,038.30, 859,557.45 and 511,036.85 is: 766,555.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,038.30 : 859,557.45 = 511,036.85 : x
  2. Step 2: Convert to fraction form
    573,038.30/859,557.45 = 511,036.85/x
  3. Step 3: Cross multiply
    573,038.30x = 859,557.45 × 511,036.85
  4. Step 4: Simplify right side
    573,038.30x = 439,265,531,642.03
  5. Step 5: Solve for x
    x = 439,265,531,642.03/573,038.30
  6. Step 6: Final answer
    x = 766,555.28

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Similar ratio
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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.