Home / 956,483.70-1,319,931.42-526,803.84

Finding the Fourth Proportional to 956,483.70, 1,319,931.42 and 526,803.84

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Solution

The fourth proportional to 956,483.70, 1,319,931.42 and 526,803.84 is: 726,980.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,483.70 : 1,319,931.42 = 526,803.84 : x
  2. Step 2: Convert to fraction form
    956,483.70/1,319,931.42 = 526,803.84/x
  3. Step 3: Cross multiply
    956,483.70x = 1,319,931.42 × 526,803.84
  4. Step 4: Simplify right side
    956,483.70x = 695,344,940,592.65
  5. Step 5: Solve for x
    x = 695,344,940,592.65/956,483.70
  6. Step 6: Final answer
    x = 726,980.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.