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Finding the Fourth Proportional to 785,862,000.60, 1,101,819,232.20 and 785,862,000.60

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Solution

The fourth proportional to 785,862,000.60, 1,101,819,232.20 and 785,862,000.60 is: 1,101,819,232.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,862,000.60 : 1,101,819,232.20 = 785,862,000.60 : x
  2. Step 2: Convert to fraction form
    785,862,000.60/1,101,819,232.20 = 785,862,000.60/x
  3. Step 3: Cross multiply
    785,862,000.60x = 1,101,819,232.20 × 785,862,000.60
  4. Step 4: Simplify right side
    785,862,000.60x = 865,877,866,116,248,064
  5. Step 5: Solve for x
    x = 865,877,866,116,248,064/785,862,000.60
  6. Step 6: Final answer
    x = 1,101,819,232.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.