Home / 660,567.40-909,511.14-582,962.92

Finding the Fourth Proportional to 660,567.40, 909,511.14 and 582,962.92

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Solution

The fourth proportional to 660,567.40, 909,511.14 and 582,962.92 is: 802,660.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,567.40 : 909,511.14 = 582,962.92 : x
  2. Step 2: Convert to fraction form
    660,567.40/909,511.14 = 582,962.92/x
  3. Step 3: Cross multiply
    660,567.40x = 909,511.14 × 582,962.92
  4. Step 4: Simplify right side
    660,567.40x = 530,211,269,946.93
  5. Step 5: Solve for x
    x = 530,211,269,946.93/660,567.40
  6. Step 6: Final answer
    x = 802,660.36

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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.