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Finding the Fourth Proportional to 939,525.60, 1,406,955.60 and 752,901.60

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Solution

The fourth proportional to 939,525.60, 1,406,955.60 and 752,901.60 is: 1,127,482.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,525.60 : 1,406,955.60 = 752,901.60 : x
  2. Step 2: Convert to fraction form
    939,525.60/1,406,955.60 = 752,901.60/x
  3. Step 3: Cross multiply
    939,525.60x = 1,406,955.60 × 752,901.60
  4. Step 4: Simplify right side
    939,525.60x = 1,059,299,122,368.96
  5. Step 5: Solve for x
    x = 1,059,299,122,368.96/939,525.60
  6. Step 6: Final answer
    x = 1,127,482.98

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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.