Home / 917,724.17-1,266,106.02-676,580.07

Finding the Fourth Proportional to 917,724.17, 1,266,106.02 and 676,580.07

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Solution

The fourth proportional to 917,724.17, 1,266,106.02 and 676,580.07 is: 933,420.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,724.17 : 1,266,106.02 = 676,580.07 : x
  2. Step 2: Convert to fraction form
    917,724.17/1,266,106.02 = 676,580.07/x
  3. Step 3: Cross multiply
    917,724.17x = 1,266,106.02 × 676,580.07
  4. Step 4: Simplify right side
    917,724.17x = 856,622,099,639.02
  5. Step 5: Solve for x
    x = 856,622,099,639.02/917,724.17
  6. Step 6: Final answer
    x = 933,420.01

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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.