Home / 977,644.15-1,349,147.14-547,924.16

Finding the Fourth Proportional to 977,644.15, 1,349,147.14 and 547,924.16

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Solution

The fourth proportional to 977,644.15, 1,349,147.14 and 547,924.16 is: 756,134.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,644.15 : 1,349,147.14 = 547,924.16 : x
  2. Step 2: Convert to fraction form
    977,644.15/1,349,147.14 = 547,924.16/x
  3. Step 3: Cross multiply
    977,644.15x = 1,349,147.14 × 547,924.16
  4. Step 4: Simplify right side
    977,644.15x = 739,230,315,403.96
  5. Step 5: Solve for x
    x = 739,230,315,403.96/977,644.15
  6. Step 6: Final answer
    x = 756,134.34

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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.