Home / 860,328.16-1,187,191.15-473,170.43

Finding the Fourth Proportional to 860,328.16, 1,187,191.15 and 473,170.43

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Solution

The fourth proportional to 860,328.16, 1,187,191.15 and 473,170.43 is: 652,941.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,328.16 : 1,187,191.15 = 473,170.43 : x
  2. Step 2: Convert to fraction form
    860,328.16/1,187,191.15 = 473,170.43/x
  3. Step 3: Cross multiply
    860,328.16x = 1,187,191.15 × 473,170.43
  4. Step 4: Simplify right side
    860,328.16x = 561,743,748,722.75
  5. Step 5: Solve for x
    x = 561,743,748,722.75/860,328.16
  6. Step 6: Final answer
    x = 652,941.26

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Double scale
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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.