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Finding the Fourth Proportional to 467,547.20, 701,320.80 and 152,014.40

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Solution

The fourth proportional to 467,547.20, 701,320.80 and 152,014.40 is: 228,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,547.20 : 701,320.80 = 152,014.40 : x
  2. Step 2: Convert to fraction form
    467,547.20/701,320.80 = 152,014.40/x
  3. Step 3: Cross multiply
    467,547.20x = 701,320.80 × 152,014.40
  4. Step 4: Simplify right side
    467,547.20x = 106,610,860,619.52
  5. Step 5: Solve for x
    x = 106,610,860,619.52/467,547.20
  6. Step 6: Final answer
    x = 228,021.60

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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.