Home / 784,237.80-1,176,356.70-606,872.10

Finding the Fourth Proportional to 784,237.80, 1,176,356.70 and 606,872.10

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Solution

The fourth proportional to 784,237.80, 1,176,356.70 and 606,872.10 is: 910,308.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,237.80 : 1,176,356.70 = 606,872.10 : x
  2. Step 2: Convert to fraction form
    784,237.80/1,176,356.70 = 606,872.10/x
  3. Step 3: Cross multiply
    784,237.80x = 1,176,356.70 × 606,872.10
  4. Step 4: Simplify right side
    784,237.80x = 713,898,060,878.07
  5. Step 5: Solve for x
    x = 713,898,060,878.07/784,237.80
  6. Step 6: Final answer
    x = 910,308.15

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.