Home / 714,162.51-1,070,680.11-354,085.09

Finding the Fourth Proportional to 714,162.51, 1,070,680.11 and 354,085.09

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Solution

The fourth proportional to 714,162.51, 1,070,680.11 and 354,085.09 is: 530,848.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,162.51 : 1,070,680.11 = 354,085.09 : x
  2. Step 2: Convert to fraction form
    714,162.51/1,070,680.11 = 354,085.09/x
  3. Step 3: Cross multiply
    714,162.51x = 1,070,680.11 × 354,085.09
  4. Step 4: Simplify right side
    714,162.51x = 379,111,860,433.86
  5. Step 5: Solve for x
    x = 379,111,860,433.86/714,162.51
  6. Step 6: Final answer
    x = 530,848.17

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.