Home / 519,823.62-780,046.47-477,522.18

Finding the Fourth Proportional to 519,823.62, 780,046.47 and 477,522.18

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Solution

The fourth proportional to 519,823.62, 780,046.47 and 477,522.18 is: 716,569.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,823.62 : 780,046.47 = 477,522.18 : x
  2. Step 2: Convert to fraction form
    519,823.62/780,046.47 = 477,522.18/x
  3. Step 3: Cross multiply
    519,823.62x = 780,046.47 × 477,522.18
  4. Step 4: Simplify right side
    519,823.62x = 372,489,490,855.71
  5. Step 5: Solve for x
    x = 372,489,490,855.71/519,823.62
  6. Step 6: Final answer
    x = 716,569.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.