Home / 895,096.40-1,235,259.78-551,130.78

Finding the Fourth Proportional to 895,096.40, 1,235,259.78 and 551,130.78

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Solution

The fourth proportional to 895,096.40, 1,235,259.78 and 551,130.78 is: 760,576.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,096.40 : 1,235,259.78 = 551,130.78 : x
  2. Step 2: Convert to fraction form
    895,096.40/1,235,259.78 = 551,130.78/x
  3. Step 3: Cross multiply
    895,096.40x = 1,235,259.78 × 551,130.78
  4. Step 4: Simplify right side
    895,096.40x = 680,789,686,054.03
  5. Step 5: Solve for x
    x = 680,789,686,054.03/895,096.40
  6. Step 6: Final answer
    x = 760,576.95

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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.