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Finding the Fourth Proportional to 586,064.16, 808,533.90 and 382,294.08

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Solution

The fourth proportional to 586,064.16, 808,533.90 and 382,294.08 is: 527,412.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,064.16 : 808,533.90 = 382,294.08 : x
  2. Step 2: Convert to fraction form
    586,064.16/808,533.90 = 382,294.08/x
  3. Step 3: Cross multiply
    586,064.16x = 808,533.90 × 382,294.08
  4. Step 4: Simplify right side
    586,064.16x = 309,097,723,449.31
  5. Step 5: Solve for x
    x = 309,097,723,449.31/586,064.16
  6. Step 6: Final answer
    x = 527,412.77

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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.