Home / 899,034.05-1,240,703.93-517,060.94

Finding the Fourth Proportional to 899,034.05, 1,240,703.93 and 517,060.94

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Solution

The fourth proportional to 899,034.05, 1,240,703.93 and 517,060.94 is: 713,565.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,034.05 : 1,240,703.93 = 517,060.94 : x
  2. Step 2: Convert to fraction form
    899,034.05/1,240,703.93 = 517,060.94/x
  3. Step 3: Cross multiply
    899,034.05x = 1,240,703.93 × 517,060.94
  4. Step 4: Simplify right side
    899,034.05x = 641,519,535,396.63
  5. Step 5: Solve for x
    x = 641,519,535,396.63/899,034.05
  6. Step 6: Final answer
    x = 713,565.34

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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.