Home / 524,346.01-723,547.08-306,605.55

Finding the Fourth Proportional to 524,346.01, 723,547.08 and 306,605.55

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Solution

The fourth proportional to 524,346.01, 723,547.08 and 306,605.55 is: 423,086.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,346.01 : 723,547.08 = 306,605.55 : x
  2. Step 2: Convert to fraction form
    524,346.01/723,547.08 = 306,605.55/x
  3. Step 3: Cross multiply
    524,346.01x = 723,547.08 × 306,605.55
  4. Step 4: Simplify right side
    524,346.01x = 221,843,553,127.60
  5. Step 5: Solve for x
    x = 221,843,553,127.60/524,346.01
  6. Step 6: Final answer
    x = 423,086.19

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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.