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Finding the Fourth Proportional to 173,547.40, 259,802.70 and 152,811.40

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Solution

The fourth proportional to 173,547.40, 259,802.70 and 152,811.40 is: 228,760.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,547.40 : 259,802.70 = 152,811.40 : x
  2. Step 2: Convert to fraction form
    173,547.40/259,802.70 = 152,811.40/x
  3. Step 3: Cross multiply
    173,547.40x = 259,802.70 × 152,811.40
  4. Step 4: Simplify right side
    173,547.40x = 39,700,814,310.78
  5. Step 5: Solve for x
    x = 39,700,814,310.78/173,547.40
  6. Step 6: Final answer
    x = 228,760.64

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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.