Home / 738,684.28-1,019,323.06-416,473.57

Finding the Fourth Proportional to 738,684.28, 1,019,323.06 and 416,473.57

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Solution

The fourth proportional to 738,684.28, 1,019,323.06 and 416,473.57 is: 574,699.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,684.28 : 1,019,323.06 = 416,473.57 : x
  2. Step 2: Convert to fraction form
    738,684.28/1,019,323.06 = 416,473.57/x
  3. Step 3: Cross multiply
    738,684.28x = 1,019,323.06 × 416,473.57
  4. Step 4: Simplify right side
    738,684.28x = 424,521,113,781.52
  5. Step 5: Solve for x
    x = 424,521,113,781.52/738,684.28
  6. Step 6: Final answer
    x = 574,699.00

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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.