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Finding the Fourth Proportional to 935,124.60, 1,402,686.90 and 935,124.60

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Solution

The fourth proportional to 935,124.60, 1,402,686.90 and 935,124.60 is: 1,402,686.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,124.60 : 1,402,686.90 = 935,124.60 : x
  2. Step 2: Convert to fraction form
    935,124.60/1,402,686.90 = 935,124.60/x
  3. Step 3: Cross multiply
    935,124.60x = 1,402,686.90 × 935,124.60
  4. Step 4: Simplify right side
    935,124.60x = 1,311,687,026,287.74
  5. Step 5: Solve for x
    x = 1,311,687,026,287.74/935,124.60
  6. Step 6: Final answer
    x = 1,402,686.90

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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.