Home / 977,501.70-1,466,252.55-658,637.10

Finding the Fourth Proportional to 977,501.70, 1,466,252.55 and 658,637.10

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Solution

The fourth proportional to 977,501.70, 1,466,252.55 and 658,637.10 is: 987,955.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,501.70 : 1,466,252.55 = 658,637.10 : x
  2. Step 2: Convert to fraction form
    977,501.70/1,466,252.55 = 658,637.10/x
  3. Step 3: Cross multiply
    977,501.70x = 1,466,252.55 × 658,637.10
  4. Step 4: Simplify right side
    977,501.70x = 965,728,327,399.61
  5. Step 5: Solve for x
    x = 965,728,327,399.61/977,501.70
  6. Step 6: Final answer
    x = 987,955.65

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Double scale
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Similar ratio
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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.