Home / 771,966.48-1,158,280.20-322,792.32

Finding the Fourth Proportional to 771,966.48, 1,158,280.20 and 322,792.32

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Solution

The fourth proportional to 771,966.48, 1,158,280.20 and 322,792.32 is: 484,326.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,966.48 : 1,158,280.20 = 322,792.32 : x
  2. Step 2: Convert to fraction form
    771,966.48/1,158,280.20 = 322,792.32/x
  3. Step 3: Cross multiply
    771,966.48x = 1,158,280.20 × 322,792.32
  4. Step 4: Simplify right side
    771,966.48x = 373,883,952,968.06
  5. Step 5: Solve for x
    x = 373,883,952,968.06/771,966.48
  6. Step 6: Final answer
    x = 484,326.67

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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.