Home / 882,000.10-1,323,000.15-526,831.30

Finding the Fourth Proportional to 882,000.10, 1,323,000.15 and 526,831.30

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Solution

The fourth proportional to 882,000.10, 1,323,000.15 and 526,831.30 is: 790,246.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,000.10 : 1,323,000.15 = 526,831.30 : x
  2. Step 2: Convert to fraction form
    882,000.10/1,323,000.15 = 526,831.30/x
  3. Step 3: Cross multiply
    882,000.10x = 1,323,000.15 × 526,831.30
  4. Step 4: Simplify right side
    882,000.10x = 696,997,888,924.70
  5. Step 5: Solve for x
    x = 696,997,888,924.70/882,000.10
  6. Step 6: Final answer
    x = 790,246.95

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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.