Home / 739,553.80-1,020,557.73-464,060.05

Finding the Fourth Proportional to 739,553.80, 1,020,557.73 and 464,060.05

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Solution

The fourth proportional to 739,553.80, 1,020,557.73 and 464,060.05 is: 640,386.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,553.80 : 1,020,557.73 = 464,060.05 : x
  2. Step 2: Convert to fraction form
    739,553.80/1,020,557.73 = 464,060.05/x
  3. Step 3: Cross multiply
    739,553.80x = 1,020,557.73 × 464,060.05
  4. Step 4: Simplify right side
    739,553.80x = 473,600,071,211.69
  5. Step 5: Solve for x
    x = 473,600,071,211.69/739,553.80
  6. Step 6: Final answer
    x = 640,386.23

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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.