Home / 705,811.08-974,017.17-383,522.16

Finding the Fourth Proportional to 705,811.08, 974,017.17 and 383,522.16

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Solution

The fourth proportional to 705,811.08, 974,017.17 and 383,522.16 is: 529,259.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,811.08 : 974,017.17 = 383,522.16 : x
  2. Step 2: Convert to fraction form
    705,811.08/974,017.17 = 383,522.16/x
  3. Step 3: Cross multiply
    705,811.08x = 974,017.17 × 383,522.16
  4. Step 4: Simplify right side
    705,811.08x = 373,557,168,915.49
  5. Step 5: Solve for x
    x = 373,557,168,915.49/705,811.08
  6. Step 6: Final answer
    x = 529,259.43

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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.