Home / 705,968.02-974,243.39-383,678.13

Finding the Fourth Proportional to 705,968.02, 974,243.39 and 383,678.13

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Solution

The fourth proportional to 705,968.02, 974,243.39 and 383,678.13 is: 529,479.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,968.02 : 974,243.39 = 383,678.13 : x
  2. Step 2: Convert to fraction form
    705,968.02/974,243.39 = 383,678.13/x
  3. Step 3: Cross multiply
    705,968.02x = 974,243.39 × 383,678.13
  4. Step 4: Simplify right side
    705,968.02x = 373,795,882,040.06
  5. Step 5: Solve for x
    x = 373,795,882,040.06/705,968.02
  6. Step 6: Final answer
    x = 529,479.91

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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.