Home / 762,750.02-1,052,518.38-456,818.57

Finding the Fourth Proportional to 762,750.02, 1,052,518.38 and 456,818.57

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Solution

The fourth proportional to 762,750.02, 1,052,518.38 and 456,818.57 is: 630,363.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,750.02 : 1,052,518.38 = 456,818.57 : x
  2. Step 2: Convert to fraction form
    762,750.02/1,052,518.38 = 456,818.57/x
  3. Step 3: Cross multiply
    762,750.02x = 1,052,518.38 × 456,818.57
  4. Step 4: Simplify right side
    762,750.02x = 480,809,941,250.32
  5. Step 5: Solve for x
    x = 480,809,941,250.32/762,750.02
  6. Step 6: Final answer
    x = 630,363.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.