Home / 631,416.10-947,497.80-232,337.10

Finding the Fourth Proportional to 631,416.10, 947,497.80 and 232,337.10

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Solution

The fourth proportional to 631,416.10, 947,497.80 and 232,337.10 is: 348,643.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,416.10 : 947,497.80 = 232,337.10 : x
  2. Step 2: Convert to fraction form
    631,416.10/947,497.80 = 232,337.10/x
  3. Step 3: Cross multiply
    631,416.10x = 947,497.80 × 232,337.10
  4. Step 4: Simplify right side
    631,416.10x = 220,138,891,108.38
  5. Step 5: Solve for x
    x = 220,138,891,108.38/631,416.10
  6. Step 6: Final answer
    x = 348,643.14

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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.