Home / 607,278.30-911,176.65-291,572.70

Finding the Fourth Proportional to 607,278.30, 911,176.65 and 291,572.70

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Solution

The fourth proportional to 607,278.30, 911,176.65 and 291,572.70 is: 437,483.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,278.30 : 911,176.65 = 291,572.70 : x
  2. Step 2: Convert to fraction form
    607,278.30/911,176.65 = 291,572.70/x
  3. Step 3: Cross multiply
    607,278.30x = 911,176.65 × 291,572.70
  4. Step 4: Simplify right side
    607,278.30x = 265,674,236,017.46
  5. Step 5: Solve for x
    x = 265,674,236,017.46/607,278.30
  6. Step 6: Final answer
    x = 437,483.50

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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.