Home / 889,088.40-1,226,954.39-501,925.61

Finding the Fourth Proportional to 889,088.40, 1,226,954.39 and 501,925.61

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Solution

The fourth proportional to 889,088.40, 1,226,954.39 and 501,925.61 is: 692,664.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,088.40 : 1,226,954.39 = 501,925.61 : x
  2. Step 2: Convert to fraction form
    889,088.40/1,226,954.39 = 501,925.61/x
  3. Step 3: Cross multiply
    889,088.40x = 1,226,954.39 × 501,925.61
  4. Step 4: Simplify right side
    889,088.40x = 615,839,831,200.69
  5. Step 5: Solve for x
    x = 615,839,831,200.69/889,088.40
  6. Step 6: Final answer
    x = 692,664.34

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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.