Home / 926,007.67-1,277,331.15-611,681.44

Finding the Fourth Proportional to 926,007.67, 1,277,331.15 and 611,681.44

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Solution

The fourth proportional to 926,007.67, 1,277,331.15 and 611,681.44 is: 843,750.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,007.67 : 1,277,331.15 = 611,681.44 : x
  2. Step 2: Convert to fraction form
    926,007.67/1,277,331.15 = 611,681.44/x
  3. Step 3: Cross multiply
    926,007.67x = 1,277,331.15 × 611,681.44
  4. Step 4: Simplify right side
    926,007.67x = 781,319,750,802.20
  5. Step 5: Solve for x
    x = 781,319,750,802.20/926,007.67
  6. Step 6: Final answer
    x = 843,750.85

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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.