Home / 346,973.16-478,816.72-196,066.92

Finding the Fourth Proportional to 346,973.16, 478,816.72 and 196,066.92

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Solution

The fourth proportional to 346,973.16, 478,816.72 and 196,066.92 is: 270,568.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,973.16 : 478,816.72 = 196,066.92 : x
  2. Step 2: Convert to fraction form
    346,973.16/478,816.72 = 196,066.92/x
  3. Step 3: Cross multiply
    346,973.16x = 478,816.72 × 196,066.92
  4. Step 4: Simplify right side
    346,973.16x = 93,880,119,534.90
  5. Step 5: Solve for x
    x = 93,880,119,534.90/346,973.16
  6. Step 6: Final answer
    x = 270,568.82

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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.