Home / 705,984.36-974,264.81-383,695.22

Finding the Fourth Proportional to 705,984.36, 974,264.81 and 383,695.22

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Solution

The fourth proportional to 705,984.36, 974,264.81 and 383,695.22 is: 529,502.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,984.36 : 974,264.81 = 383,695.22 : x
  2. Step 2: Convert to fraction form
    705,984.36/974,264.81 = 383,695.22/x
  3. Step 3: Cross multiply
    705,984.36x = 974,264.81 × 383,695.22
  4. Step 4: Simplify right side
    705,984.36x = 373,820,743,821.41
  5. Step 5: Solve for x
    x = 373,820,743,821.41/705,984.36
  6. Step 6: Final answer
    x = 529,502.87

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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.