Home / 916,194.02-1,264,499.51-508,426.84

Finding the Fourth Proportional to 916,194.02, 1,264,499.51 and 508,426.84

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Solution

The fourth proportional to 916,194.02, 1,264,499.51 and 508,426.84 is: 701,713.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,194.02 : 1,264,499.51 = 508,426.84 : x
  2. Step 2: Convert to fraction form
    916,194.02/1,264,499.51 = 508,426.84/x
  3. Step 3: Cross multiply
    916,194.02x = 1,264,499.51 × 508,426.84
  4. Step 4: Simplify right side
    916,194.02x = 642,905,490,050.85
  5. Step 5: Solve for x
    x = 642,905,490,050.85/916,194.02
  6. Step 6: Final answer
    x = 701,713.26

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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.