Home / 757,747.12-1,045,224.02-540,026.28

Finding the Fourth Proportional to 757,747.12, 1,045,224.02 and 540,026.28

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Solution

The fourth proportional to 757,747.12, 1,045,224.02 and 540,026.28 is: 744,903.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,747.12 : 1,045,224.02 = 540,026.28 : x
  2. Step 2: Convert to fraction form
    757,747.12/1,045,224.02 = 540,026.28/x
  3. Step 3: Cross multiply
    757,747.12x = 1,045,224.02 × 540,026.28
  4. Step 4: Simplify right side
    757,747.12x = 564,448,433,961.81
  5. Step 5: Solve for x
    x = 564,448,433,961.81/757,747.12
  6. Step 6: Final answer
    x = 744,903.44

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Double scale
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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.