Home / 860,084.04-1,186,890.72-472,899.95

Finding the Fourth Proportional to 860,084.04, 1,186,890.72 and 472,899.95

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Solution

The fourth proportional to 860,084.04, 1,186,890.72 and 472,899.95 is: 652,588.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,084.04 : 1,186,890.72 = 472,899.95 : x
  2. Step 2: Convert to fraction form
    860,084.04/1,186,890.72 = 472,899.95/x
  3. Step 3: Cross multiply
    860,084.04x = 1,186,890.72 × 472,899.95
  4. Step 4: Simplify right side
    860,084.04x = 561,280,559,778.96
  5. Step 5: Solve for x
    x = 561,280,559,778.96/860,084.04
  6. Step 6: Final answer
    x = 652,588.04

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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.