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Finding the Fourth Proportional to 652,429.79, 898,307.06 and 592,642.68

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Solution

The fourth proportional to 652,429.79, 898,307.06 and 592,642.68 is: 815,988.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,429.79 : 898,307.06 = 592,642.68 : x
  2. Step 2: Convert to fraction form
    652,429.79/898,307.06 = 592,642.68/x
  3. Step 3: Cross multiply
    652,429.79x = 898,307.06 × 592,642.68
  4. Step 4: Simplify right side
    652,429.79x = 532,375,100,503.07
  5. Step 5: Solve for x
    x = 532,375,100,503.07/652,429.79
  6. Step 6: Final answer
    x = 815,988.34

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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.