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Finding the Fourth Proportional to 595,664,437.60, 893,496,656.40 and 402,172,674.40

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Solution

The fourth proportional to 595,664,437.60, 893,496,656.40 and 402,172,674.40 is: 603,259,011.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,664,437.60 : 893,496,656.40 = 402,172,674.40 : x
  2. Step 2: Convert to fraction form
    595,664,437.60/893,496,656.40 = 402,172,674.40/x
  3. Step 3: Cross multiply
    595,664,437.60x = 893,496,656.40 × 402,172,674.40
  4. Step 4: Simplify right side
    595,664,437.60x = 359,339,939,871,845,824
  5. Step 5: Solve for x
    x = 359,339,939,871,845,824/595,664,437.60
  6. Step 6: Final answer
    x = 603,259,011.60

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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.