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Finding the Fourth Proportional to 524,918.04, 724,400.45 and 295,483.54

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Solution

The fourth proportional to 524,918.04, 724,400.45 and 295,483.54 is: 407,774.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,918.04 : 724,400.45 = 295,483.54 : x
  2. Step 2: Convert to fraction form
    524,918.04/724,400.45 = 295,483.54/x
  3. Step 3: Cross multiply
    524,918.04x = 724,400.45 × 295,483.54
  4. Step 4: Simplify right side
    524,918.04x = 214,048,406,055.17
  5. Step 5: Solve for x
    x = 214,048,406,055.17/524,918.04
  6. Step 6: Final answer
    x = 407,774.91

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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.