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Finding the Fourth Proportional to 577,866,223.20, 866,799,334.80 and 371,241,962.40

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Solution

The fourth proportional to 577,866,223.20, 866,799,334.80 and 371,241,962.40 is: 556,862,943.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,866,223.20 : 866,799,334.80 = 371,241,962.40 : x
  2. Step 2: Convert to fraction form
    577,866,223.20/866,799,334.80 = 371,241,962.40/x
  3. Step 3: Cross multiply
    577,866,223.20x = 866,799,334.80 × 371,241,962.40
  4. Step 4: Simplify right side
    577,866,223.20x = 321,792,286,058,166,592
  5. Step 5: Solve for x
    x = 321,792,286,058,166,592/577,866,223.20
  6. Step 6: Final answer
    x = 556,862,943.60

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1.5x scale

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.