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Finding the Fourth Proportional to 573,439,664.80, 858,884,038.80 and 471,402,992.80

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Solution

The fourth proportional to 573,439,664.80, 858,884,038.80 and 471,402,992.80 is: 706,055,983.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,439,664.80 : 858,884,038.80 = 471,402,992.80 : x
  2. Step 2: Convert to fraction form
    573,439,664.80/858,884,038.80 = 471,402,992.80/x
  3. Step 3: Cross multiply
    573,439,664.80x = 858,884,038.80 × 471,402,992.80
  4. Step 4: Simplify right side
    573,439,664.80x = 404,880,506,358,471,296
  5. Step 5: Solve for x
    x = 404,880,506,358,471,296/573,439,664.80
  6. Step 6: Final answer
    x = 706,055,983.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.