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Finding the Fourth Proportional to 707,483.64, 975,097.26 and 616,271.16

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Solution

The fourth proportional to 707,483.64, 975,097.26 and 616,271.16 is: 849,382.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,483.64 : 975,097.26 = 616,271.16 : x
  2. Step 2: Convert to fraction form
    707,483.64/975,097.26 = 616,271.16/x
  3. Step 3: Cross multiply
    707,483.64x = 975,097.26 × 616,271.16
  4. Step 4: Simplify right side
    707,483.64x = 600,924,319,533.02
  5. Step 5: Solve for x
    x = 600,924,319,533.02/707,483.64
  6. Step 6: Final answer
    x = 849,382.64

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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.