Home / 707,835.51-977,026.46-481,612.23

Finding the Fourth Proportional to 707,835.51, 977,026.46 and 481,612.23

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Solution

The fourth proportional to 707,835.51, 977,026.46 and 481,612.23 is: 664,770.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,835.51 : 977,026.46 = 481,612.23 : x
  2. Step 2: Convert to fraction form
    707,835.51/977,026.46 = 481,612.23/x
  3. Step 3: Cross multiply
    707,835.51x = 977,026.46 × 481,612.23
  4. Step 4: Simplify right side
    707,835.51x = 470,547,889,761.55
  5. Step 5: Solve for x
    x = 470,547,889,761.55/707,835.51
  6. Step 6: Final answer
    x = 664,770.11

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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.