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Finding the Fourth Proportional to 652,242.32, 898,875.60 and 508,775.12

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Solution

The fourth proportional to 652,242.32, 898,875.60 and 508,775.12 is: 701,158.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,242.32 : 898,875.60 = 508,775.12 : x
  2. Step 2: Convert to fraction form
    652,242.32/898,875.60 = 508,775.12/x
  3. Step 3: Cross multiply
    652,242.32x = 898,875.60 × 508,775.12
  4. Step 4: Simplify right side
    652,242.32x = 457,325,541,255.07
  5. Step 5: Solve for x
    x = 457,325,541,255.07/652,242.32
  6. Step 6: Final answer
    x = 701,158.95

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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.