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Finding the Fourth Proportional to 366,695.54, 549,905.06 and 153,478.23

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Solution

The fourth proportional to 366,695.54, 549,905.06 and 153,478.23 is: 230,159.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,695.54 : 549,905.06 = 153,478.23 : x
  2. Step 2: Convert to fraction form
    366,695.54/549,905.06 = 153,478.23/x
  3. Step 3: Cross multiply
    366,695.54x = 549,905.06 × 153,478.23
  4. Step 4: Simplify right side
    366,695.54x = 84,398,454,509.45
  5. Step 5: Solve for x
    x = 84,398,454,509.45/366,695.54
  6. Step 6: Final answer
    x = 230,159.48

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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.