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Finding the Fourth Proportional to 565,541.90, 848,312.85 and 249,836.30

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Solution

The fourth proportional to 565,541.90, 848,312.85 and 249,836.30 is: 374,754.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,541.90 : 848,312.85 = 249,836.30 : x
  2. Step 2: Convert to fraction form
    565,541.90/848,312.85 = 249,836.30/x
  3. Step 3: Cross multiply
    565,541.90x = 848,312.85 × 249,836.30
  4. Step 4: Simplify right side
    565,541.90x = 211,939,343,686.46
  5. Step 5: Solve for x
    x = 211,939,343,686.46/565,541.90
  6. Step 6: Final answer
    x = 374,754.45

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Double scale
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Similar ratio
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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.