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Finding the Fourth Proportional to 364,448.16, 546,652.80 and 98,204.40

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Solution

The fourth proportional to 364,448.16, 546,652.80 and 98,204.40 is: 147,301.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,448.16 : 546,652.80 = 98,204.40 : x
  2. Step 2: Convert to fraction form
    364,448.16/546,652.80 = 98,204.40/x
  3. Step 3: Cross multiply
    364,448.16x = 546,652.80 × 98,204.40
  4. Step 4: Simplify right side
    364,448.16x = 53,683,710,232.32
  5. Step 5: Solve for x
    x = 53,683,710,232.32/364,448.16
  6. Step 6: Final answer
    x = 147,301.36

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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.