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Finding the Fourth Proportional to 623,701.20, 933,802.20 and 606,205.20

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Solution

The fourth proportional to 623,701.20, 933,802.20 and 606,205.20 is: 907,607.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,701.20 : 933,802.20 = 606,205.20 : x
  2. Step 2: Convert to fraction form
    623,701.20/933,802.20 = 606,205.20/x
  3. Step 3: Cross multiply
    623,701.20x = 933,802.20 × 606,205.20
  4. Step 4: Simplify right side
    623,701.20x = 566,075,749,411.44
  5. Step 5: Solve for x
    x = 566,075,749,411.44/623,701.20
  6. Step 6: Final answer
    x = 907,607.28

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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.