Home / 932,605.90-1,398,908.85-649,170.70

Finding the Fourth Proportional to 932,605.90, 1,398,908.85 and 649,170.70

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Solution

The fourth proportional to 932,605.90, 1,398,908.85 and 649,170.70 is: 973,756.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,605.90 : 1,398,908.85 = 649,170.70 : x
  2. Step 2: Convert to fraction form
    932,605.90/1,398,908.85 = 649,170.70/x
  3. Step 3: Cross multiply
    932,605.90x = 1,398,908.85 × 649,170.70
  4. Step 4: Simplify right side
    932,605.90x = 908,130,637,390.70
  5. Step 5: Solve for x
    x = 908,130,637,390.70/932,605.90
  6. Step 6: Final answer
    x = 973,756.05

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Similar ratio
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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.