Home / 836,702.55-1,154,658.47-454,729.35

Finding the Fourth Proportional to 836,702.55, 1,154,658.47 and 454,729.35

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Solution

The fourth proportional to 836,702.55, 1,154,658.47 and 454,729.35 is: 627,531.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,702.55 : 1,154,658.47 = 454,729.35 : x
  2. Step 2: Convert to fraction form
    836,702.55/1,154,658.47 = 454,729.35/x
  3. Step 3: Cross multiply
    836,702.55x = 1,154,658.47 × 454,729.35
  4. Step 4: Simplify right side
    836,702.55x = 525,057,093,261.45
  5. Step 5: Solve for x
    x = 525,057,093,261.45/836,702.55
  6. Step 6: Final answer
    x = 627,531.36

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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.