Home / 709,848.60-980,033.22-451,871.16

Finding the Fourth Proportional to 709,848.60, 980,033.22 and 451,871.16

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Solution

The fourth proportional to 709,848.60, 980,033.22 and 451,871.16 is: 623,863.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,848.60 : 980,033.22 = 451,871.16 : x
  2. Step 2: Convert to fraction form
    709,848.60/980,033.22 = 451,871.16/x
  3. Step 3: Cross multiply
    709,848.60x = 980,033.22 × 451,871.16
  4. Step 4: Simplify right side
    709,848.60x = 442,848,747,959.94
  5. Step 5: Solve for x
    x = 442,848,747,959.94/709,848.60
  6. Step 6: Final answer
    x = 623,863.66

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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.