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Finding the Fourth Proportional to 350,526.81, 525,878.78 and 97,807.13

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Solution

The fourth proportional to 350,526.81, 525,878.78 and 97,807.13 is: 146,735.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,526.81 : 525,878.78 = 97,807.13 : x
  2. Step 2: Convert to fraction form
    350,526.81/525,878.78 = 97,807.13/x
  3. Step 3: Cross multiply
    350,526.81x = 525,878.78 × 97,807.13
  4. Step 4: Simplify right side
    350,526.81x = 51,434,693,603.48
  5. Step 5: Solve for x
    x = 51,434,693,603.48/350,526.81
  6. Step 6: Final answer
    x = 146,735.41

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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.