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Finding the Fourth Proportional to 504,547.29, 696,324.47 and 377,001.45

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Solution

The fourth proportional to 504,547.29, 696,324.47 and 377,001.45 is: 520,298.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,547.29 : 696,324.47 = 377,001.45 : x
  2. Step 2: Convert to fraction form
    504,547.29/696,324.47 = 377,001.45/x
  3. Step 3: Cross multiply
    504,547.29x = 696,324.47 × 377,001.45
  4. Step 4: Simplify right side
    504,547.29x = 262,515,332,975.47
  5. Step 5: Solve for x
    x = 262,515,332,975.47/504,547.29
  6. Step 6: Final answer
    x = 520,298.77

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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.