Home / 740,594.51-1,021,453.43-511,535.14

Finding the Fourth Proportional to 740,594.51, 1,021,453.43 and 511,535.14

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Solution

The fourth proportional to 740,594.51, 1,021,453.43 and 511,535.14 is: 705,526.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,594.51 : 1,021,453.43 = 511,535.14 : x
  2. Step 2: Convert to fraction form
    740,594.51/1,021,453.43 = 511,535.14/x
  3. Step 3: Cross multiply
    740,594.51x = 1,021,453.43 × 511,535.14
  4. Step 4: Simplify right side
    740,594.51x = 522,509,323,318.53
  5. Step 5: Solve for x
    x = 522,509,323,318.53/740,594.51
  6. Step 6: Final answer
    x = 705,526.87

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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.