Home / 924,152.40-1,386,228.60-526,021.20

Finding the Fourth Proportional to 924,152.40, 1,386,228.60 and 526,021.20

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Solution

The fourth proportional to 924,152.40, 1,386,228.60 and 526,021.20 is: 789,031.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,152.40 : 1,386,228.60 = 526,021.20 : x
  2. Step 2: Convert to fraction form
    924,152.40/1,386,228.60 = 526,021.20/x
  3. Step 3: Cross multiply
    924,152.40x = 1,386,228.60 × 526,021.20
  4. Step 4: Simplify right side
    924,152.40x = 729,185,631,646.32
  5. Step 5: Solve for x
    x = 729,185,631,646.32/924,152.40
  6. Step 6: Final answer
    x = 789,031.80

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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.