Home / 713,164.80-1,069,747.20-608,188.80

Finding the Fourth Proportional to 713,164.80, 1,069,747.20 and 608,188.80

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Solution

The fourth proportional to 713,164.80, 1,069,747.20 and 608,188.80 is: 912,283.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,164.80 : 1,069,747.20 = 608,188.80 : x
  2. Step 2: Convert to fraction form
    713,164.80/1,069,747.20 = 608,188.80/x
  3. Step 3: Cross multiply
    713,164.80x = 1,069,747.20 × 608,188.80
  4. Step 4: Simplify right side
    713,164.80x = 650,608,265,871.36
  5. Step 5: Solve for x
    x = 650,608,265,871.36/713,164.80
  6. Step 6: Final answer
    x = 912,283.20

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Double scale
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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.