Home / 831,975.23-1,148,124.98-450,001.10

Finding the Fourth Proportional to 831,975.23, 1,148,124.98 and 450,001.10

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Solution

The fourth proportional to 831,975.23, 1,148,124.98 and 450,001.10 is: 621,001.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,975.23 : 1,148,124.98 = 450,001.10 : x
  2. Step 2: Convert to fraction form
    831,975.23/1,148,124.98 = 450,001.10/x
  3. Step 3: Cross multiply
    831,975.23x = 1,148,124.98 × 450,001.10
  4. Step 4: Simplify right side
    831,975.23x = 516,657,507,932.79
  5. Step 5: Solve for x
    x = 516,657,507,932.79/831,975.23
  6. Step 6: Final answer
    x = 621,001.07

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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.