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Finding the Fourth Proportional to 503,901.72, 695,384.37 and 277,547.22

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Solution

The fourth proportional to 503,901.72, 695,384.37 and 277,547.22 is: 383,015.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,901.72 : 695,384.37 = 277,547.22 : x
  2. Step 2: Convert to fraction form
    503,901.72/695,384.37 = 277,547.22/x
  3. Step 3: Cross multiply
    503,901.72x = 695,384.37 × 277,547.22
  4. Step 4: Simplify right side
    503,901.72x = 193,001,998,724.95
  5. Step 5: Solve for x
    x = 193,001,998,724.95/503,901.72
  6. Step 6: Final answer
    x = 383,015.16

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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.