Home / 437,547.04-655,581.60-268,715.20

Finding the Fourth Proportional to 437,547.04, 655,581.60 and 268,715.20

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Solution

The fourth proportional to 437,547.04, 655,581.60 and 268,715.20 is: 402,618.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,547.04 : 655,581.60 = 268,715.20 : x
  2. Step 2: Convert to fraction form
    437,547.04/655,581.60 = 268,715.20/x
  3. Step 3: Cross multiply
    437,547.04x = 655,581.60 × 268,715.20
  4. Step 4: Simplify right side
    437,547.04x = 176,164,740,760.32
  5. Step 5: Solve for x
    x = 176,164,740,760.32/437,547.04
  6. Step 6: Final answer
    x = 402,618.98

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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.