Home / 711,374.40-1,065,876.82-500,569.40

Finding the Fourth Proportional to 711,374.40, 1,065,876.82 and 500,569.40

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Solution

The fourth proportional to 711,374.40, 1,065,876.82 and 500,569.40 is: 750,020.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,374.40 : 1,065,876.82 = 500,569.40 : x
  2. Step 2: Convert to fraction form
    711,374.40/1,065,876.82 = 500,569.40/x
  3. Step 3: Cross multiply
    711,374.40x = 1,065,876.82 × 500,569.40
  4. Step 4: Simplify right side
    711,374.40x = 533,545,320,261.31
  5. Step 5: Solve for x
    x = 533,545,320,261.31/711,374.40
  6. Step 6: Final answer
    x = 750,020.41

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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.