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Finding the Fourth Proportional to 437,902.72, 604,320.66 and 254,127.06

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Solution

The fourth proportional to 437,902.72, 604,320.66 and 254,127.06 is: 350,703.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,902.72 : 604,320.66 = 254,127.06 : x
  2. Step 2: Convert to fraction form
    437,902.72/604,320.66 = 254,127.06/x
  3. Step 3: Cross multiply
    437,902.72x = 604,320.66 × 254,127.06
  4. Step 4: Simplify right side
    437,902.72x = 153,574,232,623.06
  5. Step 5: Solve for x
    x = 153,574,232,623.06/437,902.72
  6. Step 6: Final answer
    x = 350,703.99

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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.