Home / 926,125.31-1,389,188.01-610,508.40

Finding the Fourth Proportional to 926,125.31, 1,389,188.01 and 610,508.40

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Solution

The fourth proportional to 926,125.31, 1,389,188.01 and 610,508.40 is: 915,762.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,125.31 : 1,389,188.01 = 610,508.40 : x
  2. Step 2: Convert to fraction form
    926,125.31/1,389,188.01 = 610,508.40/x
  3. Step 3: Cross multiply
    926,125.31x = 1,389,188.01 × 610,508.40
  4. Step 4: Simplify right side
    926,125.31x = 848,110,949,284.28
  5. Step 5: Solve for x
    x = 848,110,949,284.28/926,125.31
  6. Step 6: Final answer
    x = 915,762.63

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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.