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Finding the Fourth Proportional to 602,596,918.60, 903,671,429.10 and 239,016,041.80

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Solution

The fourth proportional to 602,596,918.60, 903,671,429.10 and 239,016,041.80 is: 358,435,234.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,596,918.60 : 903,671,429.10 = 239,016,041.80 : x
  2. Step 2: Convert to fraction form
    602,596,918.60/903,671,429.10 = 239,016,041.80/x
  3. Step 3: Cross multiply
    602,596,918.60x = 903,671,429.10 × 239,016,041.80
  4. Step 4: Simplify right side
    602,596,918.60x = 215,991,968,071,231,360
  5. Step 5: Solve for x
    x = 215,991,968,071,231,360/602,596,918.60
  6. Step 6: Final answer
    x = 358,435,234.90

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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.