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Finding the Fourth Proportional to 163,533.40, 245,300.10 and 163,533.40

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Solution

The fourth proportional to 163,533.40, 245,300.10 and 163,533.40 is: 245,300.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,533.40 : 245,300.10 = 163,533.40 : x
  2. Step 2: Convert to fraction form
    163,533.40/245,300.10 = 163,533.40/x
  3. Step 3: Cross multiply
    163,533.40x = 245,300.10 × 163,533.40
  4. Step 4: Simplify right side
    163,533.40x = 40,114,759,373.34
  5. Step 5: Solve for x
    x = 40,114,759,373.34/163,533.40
  6. Step 6: Final answer
    x = 245,300.10

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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.